feat: split schedule view horizontal axis into AM/PM half-day slots

Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/b0f3486c-edf5-4c08-b1e8-161b380aa0a0 Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com>
Merge pull request #7 from pdf114514/copilot/fix-morning-afternoon-specification
2026-04-06 08:09:33 +00:00 · 2026-04-06 16:52:28 +09:00 · 2026-04-06 07:48:47 +00:00 · 2026-04-06 07:47:08 +00:00 · 2026-04-06 16:37:36 +09:00 · 2026-04-06 07:12:49 +00:00
18 changed files with 1880 additions and 134 deletions
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -12,7 +12,8 @@
        "better-sqlite3": "^12.8.0",
        "cors": "^2.8.6",
        "express": "^5.2.1",
-        "express-rate-limit": "^8.3.1"
+        "express-rate-limit": "^8.3.1",
+        "ws": "^8.20.0"
      }
    },
    "node_modules/accepts": {
@@ -1309,6 +1310,27 @@
      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
      "license": "ISC"
+    },
+    "node_modules/ws": {
+      "version": "8.20.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.20.0.tgz",
+      "integrity": "sha512-sAt8BhgNbzCtgGbt2OxmpuryO63ZoDk/sqaB/znQm94T4fCEsy/yV+7CdC1kJhOU9lboAEU7R3kquuycDoibVA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
    }
  }
 }
--- a/backend/package.json
+++ b/backend/package.json
@@ -16,6 +16,7 @@
    "better-sqlite3": "^12.8.0",
    "cors": "^2.8.6",
    "express": "^5.2.1",
-    "express-rate-limit": "^8.3.1"
+    "express-rate-limit": "^8.3.1",
+    "ws": "^8.20.0"
  }
 }
--- a/backend/server.js
+++ b/backend/server.js
@@ -3,13 +3,24 @@ const cors = require('cors');
 const rateLimit = require('express-rate-limit');
 const Database = require('better-sqlite3');
 const path = require('path');
+const http = require('http');
+const { WebSocketServer } = require('ws');

 const app = express();
 const PORT = process.env.PORT || 3001;
+const server = http.createServer(app);
+
+// Trust the first proxy (nginx) so that express-rate-limit can correctly
+// identify clients by their real IP from the X-Forwarded-For header.
+app.set('trust proxy', 1);

 app.use(cors());
 app.use(express.json());

+// Serve the built frontend (production mode)
+const distPath = path.join(__dirname, '..', 'frontend', 'dist');
+app.use(express.static(distPath));
+
 // Apply rate limiting to all API routes
 const apiLimiter = rateLimit({
  windowMs: 15 * 60 * 1000, // 15 minutes
@@ -42,41 +53,120 @@ db.exec(`
  );
 `);

+// Migrate: add new car fields if they don't exist yet
+const carCols = db.prepare("PRAGMA table_info(cars)").all().map((c) => c.name);
+if (!carCols.includes('inspection_expiry')) {
+  db.exec("ALTER TABLE cars ADD COLUMN inspection_expiry TEXT DEFAULT ''");
+}
+if (!carCols.includes('has_etc')) {
+  db.exec('ALTER TABLE cars ADD COLUMN has_etc INTEGER DEFAULT 0');
+}
+if (!carCols.includes('tire_type')) {
+  db.exec("ALTER TABLE cars ADD COLUMN tire_type TEXT DEFAULT 'ノーマル'");
+}
+if (!carCols.includes('sort_order')) {
+  db.exec('ALTER TABLE cars ADD COLUMN sort_order INTEGER DEFAULT 0');
+  db.exec('UPDATE cars SET sort_order = id');
+}
+db.prepare("UPDATE cars SET tire_type = 'スタッドレス' WHERE tire_type = 'スタットレス'").run();
+
+// Migrate: add period fields to reservations if they don't exist yet
+const resCols = db.prepare("PRAGMA table_info(reservations)").all().map((c) => c.name);
+if (!resCols.includes('start_period')) {
+  db.exec("ALTER TABLE reservations ADD COLUMN start_period TEXT DEFAULT ''");
+}
+if (!resCols.includes('end_period')) {
+  db.exec("ALTER TABLE reservations ADD COLUMN end_period TEXT DEFAULT ''");
+}
+
 // Seed some initial cars if none exist
 const carCount = db.prepare('SELECT COUNT(*) as cnt FROM cars').get();
 if (carCount.cnt === 0) {
-  const insertCar = db.prepare('INSERT INTO cars (name, description) VALUES (?, ?)');
-  insertCar.run('代車 A', '');
-  insertCar.run('代車 B', '');
-  insertCar.run('代車 C', '');
+  const insertCar = db.prepare('INSERT INTO cars (name, description, sort_order) VALUES (?, ?, ?)');
+  insertCar.run('代車 A', '', 1);
+  insertCar.run('代車 B', '', 2);
+  insertCar.run('代車 C', '', 3);
 }

+// --- WebSocket Server ---
+const wss = new WebSocketServer({ server, path: '/api/ws' });
+
+function broadcast(message) {
+  const data = JSON.stringify(message);
+  wss.clients.forEach((client) => {
+    if (client.readyState === client.OPEN) {
+      client.send(data);
+    }
+  });
+}
+
+function normalizeTireType(value) {
+  return value === 'スタットレス' ? 'スタッドレス' : value;
+}
+
+function normalizeCar(car) {
+  if (!car) {
+    return car;
+  }
+  return {
+    ...car,
+    tire_type: normalizeTireType(car.tire_type),
+  };
+}
+
+wss.on('connection', (ws) => {
+  ws.on('error', () => {}); // suppress unhandled error events
+});
+
 // --- Cars API ---
 app.get('/api/cars', (req, res) => {
-  const cars = db.prepare('SELECT * FROM cars ORDER BY id').all();
+  const cars = db.prepare('SELECT * FROM cars ORDER BY sort_order, id').all().map(normalizeCar);
  res.json(cars);
 });

 app.post('/api/cars', (req, res) => {
-  const { name, description = '' } = req.body;
+  const { name, description = '', inspection_expiry = '', has_etc = 0, tire_type = 'ノーマル' } = req.body;
  if (!name || !name.trim()) {
    return res.status(400).json({ error: '車名は必須です' });
  }
-  const result = db.prepare('INSERT INTO cars (name, description) VALUES (?, ?)').run(name.trim(), description);
-  const car = db.prepare('SELECT * FROM cars WHERE id = ?').get(result.lastInsertRowid);
+  const maxOrder = db.prepare('SELECT MAX(sort_order) as m FROM cars').get().m ?? 0;
+  const result = db.prepare(
+    'INSERT INTO cars (name, description, inspection_expiry, has_etc, tire_type, sort_order) VALUES (?, ?, ?, ?, ?, ?)'
+  ).run(name.trim(), description, inspection_expiry, has_etc ? 1 : 0, tire_type, maxOrder + 1);
+  const car = normalizeCar(db.prepare('SELECT * FROM cars WHERE id = ?').get(result.lastInsertRowid));
+  broadcast({ type: 'data_changed', entity: 'cars' });
  res.status(201).json(car);
 });

+app.put('/api/cars/reorder', (req, res) => {
+  const { ids } = req.body;
+  if (!Array.isArray(ids) || ids.length === 0) {
+    return res.status(400).json({ error: 'ids は配列で指定してください' });
+  }
+  const updateOrder = db.prepare('UPDATE cars SET sort_order = ? WHERE id = ?');
+  const transaction = db.transaction((orderedIds) => {
+    orderedIds.forEach((id, index) => {
+      updateOrder.run(index + 1, id);
+    });
+  });
+  transaction(ids);
+  broadcast({ type: 'data_changed', entity: 'cars' });
+  res.json({ success: true });
+});
+
 app.put('/api/cars/:id', (req, res) => {
-  const { name, description } = req.body;
+  const { name, description, inspection_expiry, has_etc, tire_type } = req.body;
  if (!name || !name.trim()) {
    return res.status(400).json({ error: '車名は必須です' });
  }
-  const result = db.prepare('UPDATE cars SET name = ?, description = ? WHERE id = ?').run(name.trim(), description ?? '', req.params.id);
+  const result = db.prepare(
+    'UPDATE cars SET name = ?, description = ?, inspection_expiry = ?, has_etc = ?, tire_type = ? WHERE id = ?'
+  ).run(name.trim(), description ?? '', inspection_expiry ?? '', has_etc ? 1 : 0, tire_type ?? 'ノーマル', req.params.id);
  if (result.changes === 0) {
    return res.status(404).json({ error: '車が見つかりません' });
  }
-  const car = db.prepare('SELECT * FROM cars WHERE id = ?').get(req.params.id);
+  const car = normalizeCar(db.prepare('SELECT * FROM cars WHERE id = ?').get(req.params.id));
+  broadcast({ type: 'data_changed', entity: 'cars' });
  res.json(car);
 });

@@ -85,6 +175,7 @@ app.delete('/api/cars/:id', (req, res) => {
  if (result.changes === 0) {
    return res.status(404).json({ error: '車が見つかりません' });
  }
+  broadcast({ type: 'data_changed', entity: 'all' });
  res.json({ success: true });
 });

@@ -95,7 +186,7 @@ app.get('/api/reservations', (req, res) => {
 });

 app.post('/api/reservations', (req, res) => {
-  const { car_id, start_date, end_date, customer_name = '', notes = '' } = req.body;
+  const { car_id, start_date, end_date, customer_name = '', notes = '', start_period = '', end_period = '' } = req.body;
  if (!car_id || !start_date || !end_date) {
    return res.status(400).json({ error: 'car_id, start_date, end_date は必須です' });
  }
@@ -103,14 +194,15 @@ app.post('/api/reservations', (req, res) => {
    return res.status(400).json({ error: '開始日は終了日以前である必要があります' });
  }
  const result = db.prepare(
-    'INSERT INTO reservations (car_id, start_date, end_date, customer_name, notes) VALUES (?, ?, ?, ?, ?)'
-  ).run(car_id, start_date, end_date, customer_name, notes);
+    'INSERT INTO reservations (car_id, start_date, end_date, customer_name, notes, start_period, end_period) VALUES (?, ?, ?, ?, ?, ?, ?)'
+  ).run(car_id, start_date, end_date, customer_name, notes, start_period, end_period);
  const reservation = db.prepare('SELECT * FROM reservations WHERE id = ?').get(result.lastInsertRowid);
+  broadcast({ type: 'data_changed', entity: 'reservations' });
  res.status(201).json(reservation);
 });

 app.put('/api/reservations/:id', (req, res) => {
-  const { car_id, start_date, end_date, customer_name, notes } = req.body;
+  const { car_id, start_date, end_date, customer_name, notes, start_period, end_period } = req.body;
  if (!car_id || !start_date || !end_date) {
    return res.status(400).json({ error: 'car_id, start_date, end_date は必須です' });
  }
@@ -118,12 +210,13 @@ app.put('/api/reservations/:id', (req, res) => {
    return res.status(400).json({ error: '開始日は終了日以前である必要があります' });
  }
  const result = db.prepare(
-    'UPDATE reservations SET car_id = ?, start_date = ?, end_date = ?, customer_name = ?, notes = ? WHERE id = ?'
-  ).run(car_id, start_date, end_date, customer_name ?? '', notes ?? '', req.params.id);
+    'UPDATE reservations SET car_id = ?, start_date = ?, end_date = ?, customer_name = ?, notes = ?, start_period = ?, end_period = ? WHERE id = ?'
+  ).run(car_id, start_date, end_date, customer_name ?? '', notes ?? '', start_period ?? '', end_period ?? '', req.params.id);
  if (result.changes === 0) {
    return res.status(404).json({ error: '予約が見つかりません' });
  }
  const reservation = db.prepare('SELECT * FROM reservations WHERE id = ?').get(req.params.id);
+  broadcast({ type: 'data_changed', entity: 'reservations' });
  res.json(reservation);
 });

@@ -132,9 +225,15 @@ app.delete('/api/reservations/:id', (req, res) => {
  if (result.changes === 0) {
    return res.status(404).json({ error: '予約が見つかりません' });
  }
+  broadcast({ type: 'data_changed', entity: 'reservations' });
  res.json({ success: true });
 });

-app.listen(PORT, () => {
+// SPA fallback: serve index.html for any non-API route
+app.get('/*path', apiLimiter, (req, res) => {
+  res.sendFile(path.join(distPath, 'index.html'));
+});
+
+server.listen(PORT, () => {
  console.log(`Server running on http://localhost:${PORT}`);
 });
--- a/car-login.html
+++ b/car-login.html
@@ -0,0 +1,112 @@
+<!DOCTYPE html> <!-- Gemini ありがとう -->
+<html lang="ja">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>ログイン</title>
+    <style>
+        /* CSS（見た目）の設定 */
+        body {
+            font-family: 'Helvetica Neue', Arial, 'Hiragino Sans', sans-serif;
+            background-color: #f3f4f6;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            margin: 0;
+        }
+        .login-box {
+            background-color: #ffffff;
+            padding: 40px;
+            border-radius: 8px;
+            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
+            width: 100%;
+            max-width: 320px;
+            text-align: center;
+        }
+        .login-box h2 {
+            margin: 0 0 20px;
+            color: #333;
+        }
+        .input-group {
+            margin-bottom: 20px;
+            text-align: left;
+        }
+        .input-group label {
+            display: block;
+            font-size: 14px;
+            color: #666;
+            margin-bottom: 8px;
+        }
+        .input-group input {
+            width: 100%;
+            padding: 10px;
+            border: 1px solid #ccc;
+            border-radius: 4px;
+            box-sizing: border-box;
+            font-size: 16px;
+        }
+        .login-btn {
+            width: 100%;
+            padding: 12px;
+            background-color: #2563eb;
+            color: white;
+            border: none;
+            border-radius: 4px;
+            font-size: 16px;
+            cursor: pointer;
+            transition: background-color 0.2s;
+        }
+        .login-btn:hover {
+            background-color: #1d4ed8;
+        }
+        .error-msg {
+            color: #ef4444;
+            font-size: 14px;
+            margin-top: 15px;
+            display: none; /* 初期状態は隠しておく */
+        }
+    </style>
+</head>
+<body>
+
+<div class="login-box">
+    <h2>システムログイン</h2>
+    <form id="loginForm">
+        <div class="input-group">
+            <label for="password">パスワード</label>
+            <input type="password" id="password" required placeholder="パスワードを入力">
+        </div>
+        <button type="submit" class="login-btn">ログイン</button>
+        <div id="errorMsg" class="error-msg">パスワードが違います</div>
+    </form>
+</div>
+
+<script>
+    // 【おまけのUX向上】
+    // もしログイン画面を開いた時点で「site_auth」クッキーが残っている場合、
+    // それは「Nginxにパスワードが違うと弾かれて戻ってきた」証拠です。
+    // エラーメッセージを出して、間違ったクッキーはお掃除しておきます。
+    if (document.cookie.includes('site_auth=')) {
+        document.getElementById('errorMsg').style.display = 'block';
+        document.cookie = "site_auth=; path=/; max-age=0"; // クッキーを削除
+    }
+
+    // フォーム送信時の処理
+    document.getElementById('loginForm').addEventListener('submit', function(e) {
+        e.preventDefault(); 
+
+        // 入力されたパスワードを取得
+        const passwordInput = document.getElementById('password').value;
+
+        // 入力値をそのままCookie（site_auth）としてセットする
+        // encodeURIComponent を挟むことで、記号などが入力されても安全にCookie化します
+        document.cookie = "site_auth=" + encodeURIComponent(passwordInput) + "; path=/; max-age=86400";
+        
+        // Nginx（トップページ）へリクエストを送る
+        window.location.href = "/";
+    });
+</script>
+
+</body>
+</html>
--- a/frontend/src/App.jsx
+++ b/frontend/src/App.jsx
@@ -1,15 +1,36 @@
-import { useState } from 'react';
+import { useState, useCallback } from 'react';
 import ScheduleView from './components/ScheduleView.jsx';
 import CarManagement from './components/CarManagement.jsx';
+import TimelineView from './components/TimelineView.jsx';
+import useWebSocket from './hooks/useWebSocket.js';
 import styles from './App.module.css';

 export default function App() {
  const [page, setPage] = useState('schedule');
+  const [reloadKey, setReloadKey] = useState(0);
+
+  const handleWsMessage = useCallback((msg) => {
+    if (msg.type === 'data_changed') {
+      setReloadKey((k) => k + 1);
+    }
+  }, []);
+
+  const { status: wsStatus } = useWebSocket(handleWsMessage);

  return (
    <div className={styles.app}>
      <header className={styles.header}>
-        <h1 className={styles.title}>🚗 代車スケジュール管理</h1>
+        <div className={styles.headerLeft}>
+          <span
+            className={`${styles.wsIndicator} ${styles['wsIndicator_' + wsStatus]}`}
+            title={
+              wsStatus === 'connected' ? 'リアルタイム同期: 接続中' :
+              wsStatus === 'connecting' || wsStatus === 'disconnected' ? 'リアルタイム同期: 再接続中...' :
+              'リアルタイム同期: 接続失敗'
+            }
+          />
+          <h1 className={styles.title}>🚗 代車スケジュール管理</h1>
+        </div>
        <nav className={styles.nav}>
          <button
            className={`${styles.navBtn} ${page === 'schedule' ? styles.active : ''}`}
@@ -17,6 +38,12 @@ export default function App() {
          >
            📅 スケジュール
          </button>
+          <button
+            className={`${styles.navBtn} ${page === 'timeline' ? styles.active : ''}`}
+            onClick={() => setPage('timeline')}
+          >
+            📊 タイムライン
+          </button>
          <button
            className={`${styles.navBtn} ${page === 'cars' ? styles.active : ''}`}
            onClick={() => setPage('cars')}
@@ -25,8 +52,17 @@ export default function App() {
          </button>
        </nav>
      </header>
+
+      {wsStatus === 'error' && (
+        <div className={styles.wsError}>
+          ⚠️ サーバーとの接続が切断されました。ページを再読み込みしてください。
+        </div>
+      )}
+
      <main className={styles.main}>
-        {page === 'schedule' ? <ScheduleView /> : <CarManagement />}
+        {page === 'schedule' && <ScheduleView reloadKey={reloadKey} />}
+        {page === 'timeline' && <TimelineView reloadKey={reloadKey} />}
+        {page === 'cars' && <CarManagement reloadKey={reloadKey} />}
      </main>
    </div>
  );
--- a/frontend/src/App.module.css
+++ b/frontend/src/App.module.css
@@ -18,12 +18,59 @@
  z-index: 100;
 }

+.headerLeft {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+}
+
 .title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
 }

+/* WebSocket connection indicator dot */
+.wsIndicator {
+  display: inline-block;
+  width: 10px;
+  height: 10px;
+  border-radius: 50%;
+  flex-shrink: 0;
+  transition: background 0.3s;
+}
+
+.wsIndicator_connected {
+  background: #4ade80; /* green */
+  box-shadow: 0 0 6px #4ade80;
+}
+
+.wsIndicator_connecting,
+.wsIndicator_disconnected {
+  background: #fbbf24; /* amber */
+  animation: pulse 1s infinite;
+}
+
+.wsIndicator_error {
+  background: #f87171; /* red */
+}
+
+@keyframes pulse {
+  0%, 100% { opacity: 1; }
+  50% { opacity: 0.4; }
+}
+
+/* Disconnection warning banner */
+.wsError {
+  background: #fef3c7;
+  border-bottom: 2px solid #f59e0b;
+  color: #92400e;
+  padding: 8px 24px;
+  font-size: 14px;
+  font-weight: 500;
+  text-align: center;
+}
+
 .nav {
  display: flex;
  gap: 8px;
@@ -54,3 +101,4 @@
  flex: 1;
  overflow: hidden;
 }
+
--- a/frontend/src/api.js
+++ b/frontend/src/api.js
@@ -1,8 +1,13 @@
 const API_BASE = (import.meta.env.VITE_API_BASE_URL ?? '') + '/api';

 async function request(path, options = {}) {
+  const hasBody = options.body !== undefined;
  const res = await fetch(`${API_BASE}${path}`, {
-    headers: { 'Content-Type': 'application/json' },
+    credentials: 'include',
+    headers: {
+      ...(hasBody ? { 'Content-Type': 'application/json' } : {}),
+      ...(options.headers ?? {}),
+    },
    ...options,
  });
  if (!res.ok) {
@@ -18,6 +23,7 @@ export const api = {
  createCar: (data) => request('/cars', { method: 'POST', body: JSON.stringify(data) }),
  updateCar: (id, data) => request(`/cars/${id}`, { method: 'PUT', body: JSON.stringify(data) }),
  deleteCar: (id) => request(`/cars/${id}`, { method: 'DELETE' }),
+  reorderCars: (ids) => request('/cars/reorder', { method: 'PUT', body: JSON.stringify({ ids }) }),

  // Reservations
  getReservations: () => request('/reservations'),
--- a/frontend/src/components/CarManagement.jsx
+++ b/frontend/src/components/CarManagement.jsx
@@ -1,20 +1,29 @@
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useCallback, useRef } from 'react';
 import { api } from '../api.js';
+import { isInspectionExpirySoon } from '../utils/carUtils.js';
 import styles from './CarManagement.module.css';

-export default function CarManagement() {
+export default function CarManagement({ reloadKey = 0 }) {
  const [cars, setCars] = useState([]);
  const [reservations, setReservations] = useState([]);
  const [loading, setLoading] = useState(true);
  const [error, setError] = useState(null);
  const [newCarName, setNewCarName] = useState('');
  const [newCarDesc, setNewCarDesc] = useState('');
+  const [newCarExpiry, setNewCarExpiry] = useState('');
+  const [newCarEtc, setNewCarEtc] = useState(false);
+  const [newCarTire, setNewCarTire] = useState('ノーマル');
  const [editingId, setEditingId] = useState(null);
  const [editName, setEditName] = useState('');
  const [editDesc, setEditDesc] = useState('');
+  const [editExpiry, setEditExpiry] = useState('');
+  const [editEtc, setEditEtc] = useState(false);
+  const [editTire, setEditTire] = useState('ノーマル');
  const [submitting, setSubmitting] = useState(false);
+  const [dragOverIdx, setDragOverIdx] = useState(null);
+  const dragSrcIdx = useRef(null);

-  const loadCars = async () => {
+  const loadCars = useCallback(async () => {
    try {
      setLoading(true);
      const [carsData, resData] = await Promise.all([api.getCars(), api.getReservations()]);
@@ -26,20 +35,29 @@ export default function CarManagement() {
    } finally {
      setLoading(false);
    }
-  };
+  }, []);

  useEffect(() => {
    loadCars();
-  }, []);
+  }, [loadCars, reloadKey]);

  const handleAdd = async (e) => {
    e.preventDefault();
    if (!newCarName.trim()) return;
    try {
      setSubmitting(true);
-      await api.createCar({ name: newCarName.trim(), description: newCarDesc.trim() });
+      await api.createCar({
+        name: newCarName.trim(),
+        description: newCarDesc.trim(),
+        inspection_expiry: newCarExpiry,
+        has_etc: newCarEtc,
+        tire_type: newCarTire,
+      });
      setNewCarName('');
      setNewCarDesc('');
+      setNewCarExpiry('');
+      setNewCarEtc(false);
+      setNewCarTire('ノーマル');
      await loadCars();
    } catch (e) {
      setError(e.message);
@@ -66,19 +84,31 @@ export default function CarManagement() {
    setEditingId(car.id);
    setEditName(car.name);
    setEditDesc(car.description || '');
+    setEditExpiry(car.inspection_expiry || '');
+    setEditEtc(!!car.has_etc);
+    setEditTire(car.tire_type || 'ノーマル');
  };

  const cancelEdit = () => {
    setEditingId(null);
    setEditName('');
    setEditDesc('');
+    setEditExpiry('');
+    setEditEtc(false);
+    setEditTire('ノーマル');
  };

  const handleUpdate = async (id) => {
    if (!editName.trim()) return;
    try {
      setSubmitting(true);
-      await api.updateCar(id, { name: editName.trim(), description: editDesc.trim() });
+      await api.updateCar(id, {
+        name: editName.trim(),
+        description: editDesc.trim(),
+        inspection_expiry: editExpiry,
+        has_etc: editEtc,
+        tire_type: editTire,
+      });
      cancelEdit();
      await loadCars();
    } catch (e) {
@@ -88,6 +118,50 @@ export default function CarManagement() {
    }
  };

+  const applyReorder = async (newCars) => {
+    setCars(newCars);
+    try {
+      await api.reorderCars(newCars.map((c) => c.id));
+    } catch (e) {
+      setError(e.message);
+      await loadCars();
+    }
+  };
+
+  const handleReorder = async (index, direction) => {
+    const swapIndex = index + direction;
+    if (swapIndex < 0 || swapIndex >= cars.length) return;
+    const newCars = [...cars];
+    [newCars[index], newCars[swapIndex]] = [newCars[swapIndex], newCars[index]];
+    await applyReorder(newCars);
+  };
+
+  const handleDragStart = (index) => {
+    dragSrcIdx.current = index;
+  };
+
+  const handleDragOver = (e, index) => {
+    e.preventDefault();
+    setDragOverIdx(index);
+  };
+
+  const handleDragEnd = () => {
+    setDragOverIdx(null);
+    dragSrcIdx.current = null;
+  };
+
+  const handleDrop = async (e, dropIndex) => {
+    e.preventDefault();
+    const srcIndex = dragSrcIdx.current;
+    setDragOverIdx(null);
+    dragSrcIdx.current = null;
+    if (srcIndex === null || srcIndex === dropIndex) return;
+    const newCars = [...cars];
+    const [moved] = newCars.splice(srcIndex, 1);
+    newCars.splice(dropIndex, 0, moved);
+    await applyReorder(newCars);
+  };
+
  return (
    <div className={styles.container}>
      <h2 className={styles.heading}>代車管理</h2>
@@ -111,6 +185,39 @@ export default function CarManagement() {
              value={newCarDesc}
              onChange={(e) => setNewCarDesc(e.target.value)}
            />
+          </div>
+          <div className={styles.formRow}>
+            <label className={styles.fieldLabel}>
+              車検満了日
+              <input
+                type="date"
+                className={styles.input}
+                value={newCarExpiry}
+                onChange={(e) => setNewCarExpiry(e.target.value)}
+              />
+            </label>
+            <label className={styles.fieldLabel}>
+              ETC
+              <select
+                className={styles.input}
+                value={newCarEtc ? 'あり' : 'なし'}
+                onChange={(e) => setNewCarEtc(e.target.value === 'あり')}
+              >
+                <option value="なし">なし</option>
+                <option value="あり">あり</option>
+              </select>
+            </label>
+            <label className={styles.fieldLabel}>
+              タイヤ
+              <select
+                className={styles.input}
+                value={newCarTire}
+                onChange={(e) => setNewCarTire(e.target.value)}
+              >
+                <option value="ノーマル">ノーマル</option>
+                <option value="スタッドレス">スタッドレス</option>
+              </select>
+            </label>
            <button type="submit" className={styles.btnPrimary} disabled={submitting || !newCarName.trim()}>
              + 追加
            </button>
@@ -126,21 +233,49 @@ export default function CarManagement() {
          <table className={styles.table}>
            <thead>
              <tr>
-                <th>ID</th>
+                <th>順番</th>
                <th>車名</th>
                <th>備考</th>
+                <th>車検満了日</th>
+                <th>ETC</th>
+                <th>タイヤ</th>
                <th>操作</th>
              </tr>
            </thead>
            <tbody>
              {cars.length === 0 && (
                <tr>
-                  <td colSpan={4} className={styles.empty}>代車がありません</td>
+                  <td colSpan={7} className={styles.empty}>代車がありません</td>
                </tr>
              )}
-              {cars.map((car) => (
-                <tr key={car.id}>
-                  <td className={styles.idCell}>{car.id}</td>
+              {cars.map((car, carIdx) => (
+                <tr
+                  key={car.id}
+                  draggable
+                  onDragStart={() => handleDragStart(carIdx)}
+                  onDragOver={(e) => handleDragOver(e, carIdx)}
+                  onDragEnd={handleDragEnd}
+                  onDrop={(e) => handleDrop(e, carIdx)}
+                  className={dragOverIdx === carIdx ? styles.dragOver : ''}
+                >
+                  <td className={styles.idCell}>
+                    <div className={styles.orderBtns}>
+                      <button
+                        className={styles.btnOrder}
+                        onClick={() => handleReorder(carIdx, -1)}
+                        disabled={carIdx === 0}
+                        title="上に移動"
+                        aria-label="上に移動"
+                      >▲</button>
+                      <button
+                        className={styles.btnOrder}
+                        onClick={() => handleReorder(carIdx, 1)}
+                        disabled={carIdx === cars.length - 1}
+                        title="下に移動"
+                        aria-label="下に移動"
+                      >▼</button>
+                    </div>
+                  </td>
                  {editingId === car.id ? (
                    <>
                      <td>
@@ -159,6 +294,34 @@ export default function CarManagement() {
                          onChange={(e) => setEditDesc(e.target.value)}
                        />
                      </td>
+                      <td>
+                        <input
+                          type="date"
+                          className={styles.input}
+                          value={editExpiry}
+                          onChange={(e) => setEditExpiry(e.target.value)}
+                        />
+                      </td>
+                      <td>
+                        <select
+                          className={styles.input}
+                          value={editEtc ? 'あり' : 'なし'}
+                          onChange={(e) => setEditEtc(e.target.value === 'あり')}
+                        >
+                          <option value="なし">なし</option>
+                          <option value="あり">あり</option>
+                        </select>
+                      </td>
+                      <td>
+                        <select
+                          className={styles.input}
+                          value={editTire}
+                          onChange={(e) => setEditTire(e.target.value)}
+                        >
+                          <option value="ノーマル">ノーマル</option>
+                          <option value="スタッドレス">スタッドレス</option>
+                        </select>
+                      </td>
                      <td className={styles.actions}>
                        <button
                          className={styles.btnSave}
@@ -176,6 +339,15 @@ export default function CarManagement() {
                    <>
                      <td>{car.name}</td>
                      <td className={styles.descCell}>{car.description || '-'}</td>
+                      <td className={styles.descCell}>
+                        {car.inspection_expiry
+                          ? isInspectionExpirySoon(car.inspection_expiry)
+                            ? <span className={styles.expiryWarn}>⚠️ {car.inspection_expiry}</span>
+                            : car.inspection_expiry
+                          : '-'}
+                      </td>
+                      <td>{car.has_etc ? <span className={styles.badgeEtc}>ETC</span> : 'なし'}</td>
+                      <td>{car.tire_type === 'スタッドレス' ? <span className={styles.badgeStudless}>スタッドレス</span> : 'ノーマル'}</td>
                      <td className={styles.actions}>
                        <button className={styles.btnEdit} onClick={() => startEdit(car)}>
                          編集
--- a/frontend/src/components/CarManagement.module.css
+++ b/frontend/src/components/CarManagement.module.css
@@ -79,7 +79,7 @@
  background: white;
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
-  overflow: hidden;
+  overflow-x: auto;
 }

 .table {
@@ -111,9 +111,46 @@
  background: #fafafa;
 }

+.table tbody tr[draggable] {
+  cursor: grab;
+}
+
+.dragOver {
+  background: #eff6ff !important;
+  outline: 2px dashed #1a56db;
+  outline-offset: -2px;
+}
+
 .idCell {
  color: #9ca3af;
-  width: 50px;
+  width: 80px;
+}
+
+.orderBtns {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+  align-items: center;
+}
+
+.btnOrder {
+  background: #f3f4f6;
+  border: 1px solid #d1d5db;
+  color: #374151;
+  padding: 1px 8px;
+  border-radius: 4px;
+  font-size: 10px;
+  line-height: 1.4;
+  transition: background 0.15s;
+}
+
+.btnOrder:hover:not(:disabled) {
+  background: #e5e7eb;
+}
+
+.btnOrder:disabled {
+  opacity: 0.3;
+  cursor: not-allowed;
 }

 .descCell {
@@ -199,3 +236,44 @@
  color: #9ca3af;
  padding: 32px;
 }
+
+.fieldLabel {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  font-size: 12px;
+  color: #6b7280;
+  font-weight: 500;
+}
+
+.fieldLabel .input {
+  min-width: 130px;
+}
+
+.expiryWarn {
+  color: #b45309;
+  font-weight: 600;
+}
+
+.badgeEtc {
+  display: inline-block;
+  background: #7c3aed;
+  color: #fff;
+  font-size: 11px;
+  font-weight: 700;
+  padding: 2px 7px;
+  border-radius: 4px;
+  letter-spacing: 0.04em;
+}
+
+.badgeStudless {
+  display: inline-block;
+  background: #0ea5e9;
+  color: #fff;
+  font-size: 11px;
+  font-weight: 700;
+  padding: 2px 7px;
+  border-radius: 4px;
+  letter-spacing: 0.03em;
+}
+
--- a/frontend/src/components/ReservationModal.jsx
+++ b/frontend/src/components/ReservationModal.jsx
@@ -2,12 +2,20 @@ import { useState, useEffect } from 'react';
 import { format } from 'date-fns';
 import styles from './ReservationModal.module.css';

+const PERIOD_OPTIONS = [
+  { value: '', label: '指定なし' },
+  { value: '午前', label: '午前' },
+  { value: '午後', label: '午後' },
+];
+
 export default function ReservationModal({ cars, reservation, onSave, onDelete, onClose }) {
  const isEdit = !!reservation?.id;

  const [carId, setCarId] = useState('');
  const [startDate, setStartDate] = useState('');
+  const [startPeriod, setStartPeriod] = useState('');
  const [endDate, setEndDate] = useState('');
+  const [endPeriod, setEndPeriod] = useState('');
  const [customerName, setCustomerName] = useState('');
  const [notes, setNotes] = useState('');
  const [submitting, setSubmitting] = useState(false);
@@ -16,7 +24,9 @@ export default function ReservationModal({ cars, reservation, onSave, onDelete,
    if (reservation) {
      setCarId(String(reservation.car_id || (cars[0]?.id ?? '')));
      setStartDate(reservation.start_date || format(new Date(), 'yyyy-MM-dd'));
+      setStartPeriod(reservation.start_period || '');
      setEndDate(reservation.end_date || format(new Date(), 'yyyy-MM-dd'));
+      setEndPeriod(reservation.end_period || '');
      setCustomerName(reservation.customer_name || '');
      setNotes(reservation.notes || '');
    }
@@ -34,7 +44,9 @@ export default function ReservationModal({ cars, reservation, onSave, onDelete,
      await onSave({
        car_id: Number(carId),
        start_date: startDate,
+        start_period: startPeriod,
        end_date: endDate,
+        end_period: endPeriod,
        customer_name: customerName,
        notes,
      });
@@ -90,6 +102,21 @@ export default function ReservationModal({ cars, reservation, onSave, onDelete,
                required
              />
            </div>
+            <div className={styles.field}>
+              <label className={styles.label}>開始時間帯</label>
+              <select
+                className={styles.select}
+                value={startPeriod}
+                onChange={(e) => setStartPeriod(e.target.value)}
+              >
+                {PERIOD_OPTIONS.map((o) => (
+                  <option key={o.value} value={o.value}>{o.label}</option>
+                ))}
+              </select>
+            </div>
+          </div>
+
+          <div className={styles.fieldRow}>
            <div className={styles.field}>
              <label className={styles.label}>終了日 <span className={styles.required}>*</span></label>
              <input
@@ -101,6 +128,18 @@ export default function ReservationModal({ cars, reservation, onSave, onDelete,
                required
              />
            </div>
+            <div className={styles.field}>
+              <label className={styles.label}>終了時間帯</label>
+              <select
+                className={styles.select}
+                value={endPeriod}
+                onChange={(e) => setEndPeriod(e.target.value)}
+              >
+                {PERIOD_OPTIONS.map((o) => (
+                  <option key={o.value} value={o.value}>{o.label}</option>
+                ))}
+              </select>
+            </div>
          </div>

          <div className={styles.field}>
--- a/frontend/src/components/ScheduleView.jsx
+++ b/frontend/src/components/ScheduleView.jsx
@@ -1,15 +1,17 @@
 import { useState, useEffect, useRef, useCallback } from 'react';
-import { format, addDays, startOfWeek, parseISO, differenceInDays, isSameDay } from 'date-fns';
+import { format, addDays, startOfWeek, parseISO, differenceInDays } from 'date-fns';
 import { ja } from 'date-fns/locale';
 import { api } from '../api.js';
+import { isInspectionExpirySoon, formatDateRange, formatReservationTooltip } from '../utils/carUtils.js';
 import ReservationModal from './ReservationModal.jsx';
 import styles from './ScheduleView.module.css';

-const CELL_WIDTH = 52; // px per day column
-const ROW_HEIGHT = 52; // px per car row
+const CELL_WIDTH = 52; // px per half-day slot (午前 or 午後)
+const ROW_HEIGHT = 64; // px per car row
 const LABEL_WIDTH = 140; // px for car name column
-const HEADER_HEIGHT = 72; // px for the date header row
+const HEADER_HEIGHT = 80; // px for the date header row (top: date+dow, bottom: 午前/午後)
 const DAYS_SHOWN = 21; // number of days to show
+const HALF_SLOTS = DAYS_SHOWN * 2; // total half-day slot columns (AM + PM per day)

 // Detect touch-primary device to disable mouse-only drag & drop
 const isTouchDevice = typeof window !== 'undefined' &&
@@ -35,7 +37,7 @@ function dateToStr(date) {
  return format(date, 'yyyy-MM-dd');
 }

-export default function ScheduleView() {
+export default function ScheduleView({ reloadKey = 0 }) {
  const [cars, setCars] = useState([]);
  const [reservations, setReservations] = useState([]);
  const [loading, setLoading] = useState(true);
@@ -58,6 +60,10 @@ export default function ScheduleView() {
  const [modal, setModal] = useState(null);
  // null | { mode: 'create', prefill: {...} } | { mode: 'edit', reservation: {...} }

+  // Context menu state (right-click on reservation)
+  const [contextMenu, setContextMenu] = useState(null);
+  // null | { x, y, reservation }
+
  const gridRef = useRef(null);
  const movingRef = useRef(null); // keeps latest moving state for event handlers

@@ -81,7 +87,7 @@ export default function ScheduleView() {

  useEffect(() => {
    loadData();
-  }, [loadData]);
+  }, [loadData, reloadKey]);

  // --- Navigation ---
  const prevWeek = () => setViewStart((d) => addDays(d, -7));
@@ -89,14 +95,15 @@ export default function ScheduleView() {
  const goToday = () => setViewStart(startOfWeek(new Date(), { weekStartsOn: 1 }));

  // --- Grid position helpers ---
-  // Given a mouse clientX within the grid scroll area, get the day index (0-based)
-  const getColFromX = useCallback((clientX) => {
+  // Given a mouse clientX within the grid scroll area, get the half-day slot index (0-based)
+  // Each slot is CELL_WIDTH wide; even slots = 午前, odd slots = 午後
+  const getSlotFromX = useCallback((clientX) => {
    if (!gridRef.current) return -1;
    const rect = gridRef.current.getBoundingClientRect();
    const scrollLeft = gridRef.current.scrollLeft;
    const x = clientX - rect.left + scrollLeft - LABEL_WIDTH;
    if (x < 0) return -1;
-    return Math.floor(x / CELL_WIDTH);
+    return Math.min(Math.floor(x / CELL_WIDTH), HALF_SLOTS - 1);
  }, []);

  const getRowFromY = useCallback((clientY) => {
@@ -109,59 +116,62 @@ export default function ScheduleView() {
  }, []);

  // --- Cell drag to create ---
-  const handleCellMouseDown = (e, carId, dateStr) => {
+  const handleCellMouseDown = (e, carId, slot) => {
    if (isTouchDevice) return; // drag-to-create is mouse-only
    if (e.button !== 0) return;
    e.preventDefault();
-    setCreating({ carId, startDateStr: dateStr, endDateStr: dateStr });
+    setCreating({ carId, startSlot: slot, endSlot: slot });
  };

  // --- Cell tap to create (touch devices) ---
  const handleCellClick = useCallback((e, carId) => {
    if (!isTouchDevice) return;
-    const col = getColFromX(e.clientX);
-    if (col >= 0 && col < DAYS_SHOWN) {
-      const dateStr = dateToStr(dates[col]);
+    const slot = getSlotFromX(e.clientX);
+    if (slot >= 0 && slot < HALF_SLOTS) {
+      const dayIdx = Math.floor(slot / 2);
+      const dateStr = dateToStr(dates[dayIdx]);
+      const period = slot % 2 === 0 ? '午前' : '午後';
      setModal({
        mode: 'create',
-        prefill: { car_id: carId, start_date: dateStr, end_date: dateStr },
+        prefill: { car_id: carId, start_date: dateStr, start_period: period, end_date: dateStr, end_period: period },
      });
    }
-  }, [dates, getColFromX]);
+  }, [dates, getSlotFromX]);

  const handleGridMouseMove = useCallback((e) => {
    if (creating) {
-      const col = getColFromX(e.clientX);
-      if (col >= 0 && col < DAYS_SHOWN) {
-        const hoveredDate = dateToStr(dates[col]);
+      const slot = getSlotFromX(e.clientX);
+      if (slot >= 0 && slot < HALF_SLOTS) {
        setCreating((prev) => {
          if (!prev) return null;
-          // Ensure start <= end
-          const s = prev.startDateStr;
-          const h = hoveredDate;
+          const s = prev.startSlot;
+          const h = slot;
          return {
            ...prev,
-            endDateStr: h >= s ? h : s,
-            startDateStr: h < s ? h : prev.startDateStr,
+            endSlot: h >= s ? h : s,
+            startSlot: h < s ? h : prev.startSlot,
          };
        });
      }
    }

    if (moving) {
-      const col = getColFromX(e.clientX);
+      const slot = getSlotFromX(e.clientX);
      const row = getRowFromY(e.clientY);
      movingRef.current = { ...movingRef.current };

-      if (col >= 0 && col < DAYS_SHOWN) {
-        const newStartCol = Math.max(0, col - moving.grabDayOffset);
-        const duration = differenceInDays(
-          parseISO(moving.reservation.end_date),
-          parseISO(moving.reservation.start_date)
-        );
-        const clampedStartCol = Math.min(newStartCol, DAYS_SHOWN - 1 - duration);
-        const newStartDate = dateToStr(dates[Math.max(0, clampedStartCol)]);
-        const newEndDate = dateToStr(addDays(dates[Math.max(0, clampedStartCol)], duration));
+      if (slot >= 0 && slot < HALF_SLOTS) {
+        const durationSlots = moving.durationSlots;
+        const newStartSlot = Math.max(0, slot - moving.grabSlotOffset);
+        const clampedStartSlot = Math.min(newStartSlot, HALF_SLOTS - 1 - durationSlots);
+        const clampedEndSlot = clampedStartSlot + durationSlots;
+
+        const newStartDayIdx = Math.max(0, Math.min(Math.floor(clampedStartSlot / 2), DAYS_SHOWN - 1));
+        const newEndDayIdx = Math.max(0, Math.min(Math.floor(clampedEndSlot / 2), DAYS_SHOWN - 1));
+        const newStartDate = dateToStr(dates[newStartDayIdx]);
+        const newStartPeriod = clampedStartSlot % 2 === 0 ? '午前' : '午後';
+        const newEndDate = dateToStr(dates[newEndDayIdx]);
+        const newEndPeriod = clampedEndSlot % 2 === 0 ? '午前' : '午後';

        let newCarId = moving.currentCarId;
        if (row >= 0 && row < cars.length) {
@@ -171,54 +181,56 @@ export default function ScheduleView() {
        setMoving((prev) => prev ? {
          ...prev,
          currentCarId: newCarId,
+          currentStartSlot: clampedStartSlot,
          currentStartDate: newStartDate,
+          currentStartPeriod: newStartPeriod,
          currentEndDate: newEndDate,
-          col: clampedStartCol,
+          currentEndPeriod: newEndPeriod,
+          col: clampedStartSlot,
          row: row >= 0 && row < cars.length ? row : prev.row,
        } : null);
      }
    }
-  }, [creating, moving, dates, cars, getColFromX, getRowFromY]);
+  }, [creating, moving, dates, cars, getSlotFromX, getRowFromY]);

  const handleGridMouseUp = useCallback(async (e) => {
    if (creating) {
-      const { carId, startDateStr, endDateStr } = creating;
+      const { carId, startSlot, endSlot } = creating;
      setCreating(null);
+      const startDayIdx = Math.max(0, Math.min(Math.floor(startSlot / 2), DAYS_SHOWN - 1));
+      const endDayIdx = Math.max(0, Math.min(Math.floor(endSlot / 2), DAYS_SHOWN - 1));
      // Open modal to confirm/fill details
      setModal({
        mode: 'create',
        prefill: {
          car_id: carId,
-          start_date: startDateStr,
-          end_date: endDateStr,
+          start_date: dateToStr(dates[startDayIdx]),
+          start_period: startSlot % 2 === 0 ? '午前' : '午後',
+          end_date: dateToStr(dates[endDayIdx]),
+          end_period: endSlot % 2 === 0 ? '午前' : '午後',
        },
      });
    }

    if (moving) {
-      const { reservation, currentCarId, currentStartDate, currentEndDate } = moving;
+      const { reservation, currentCarId, origStartSlot, currentStartSlot, currentStartDate, currentStartPeriod, currentEndDate, currentEndPeriod } = moving;
      setMoving(null);
      movingRef.current = null;

-      const duration = differenceInDays(
-        parseISO(reservation.end_date),
-        parseISO(reservation.start_date)
-      );
-      const newEndDate = currentEndDate ||
-        dateToStr(addDays(parseISO(currentStartDate), duration));
-
      // Only update if something changed
      if (
        currentCarId !== reservation.car_id ||
-        currentStartDate !== reservation.start_date
+        currentStartSlot !== origStartSlot
      ) {
        try {
          await api.updateReservation(reservation.id, {
            car_id: currentCarId,
            start_date: currentStartDate,
-            end_date: newEndDate,
+            end_date: currentEndDate,
            customer_name: reservation.customer_name,
            notes: reservation.notes,
+            start_period: currentStartPeriod,
+            end_period: currentEndPeriod,
          });
          await loadData();
        } catch (err) {
@@ -227,7 +239,7 @@ export default function ScheduleView() {
        }
      }
    }
-  }, [creating, moving, loadData]);
+  }, [creating, moving, dates, loadData]);

  useEffect(() => {
    window.addEventListener('mousemove', handleGridMouseMove);
@@ -238,6 +250,19 @@ export default function ScheduleView() {
    };
  }, [handleGridMouseMove, handleGridMouseUp]);

+  // Close context menu on any click or Escape
+  useEffect(() => {
+    if (!contextMenu) return;
+    const close = () => setContextMenu(null);
+    const onKey = (e) => { if (e.key === 'Escape') close(); };
+    window.addEventListener('click', close);
+    window.addEventListener('keydown', onKey);
+    return () => {
+      window.removeEventListener('click', close);
+      window.removeEventListener('keydown', onKey);
+    };
+  }, [contextMenu]);
+
  // --- Reservation drag to move ---
  const handleReservationMouseDown = (e, reservation) => {
    e.stopPropagation();
@@ -245,18 +270,28 @@ export default function ScheduleView() {
    if (e.button !== 0) return;
    e.preventDefault();

-    const col = getColFromX(e.clientX);
-    const startCol = Math.max(0, dates.findIndex((d) => dateToStr(d) === reservation.start_date));
-    const grabOffset = col >= 0 ? col - startCol : 0;
+    const slot = getSlotFromX(e.clientX);
+    // Compute the reservation's start/end slot within the current view
+    const startDayCol = Math.max(0, differenceInDays(parseISO(reservation.start_date), viewStart));
+    const endDayCol = Math.max(0, differenceInDays(parseISO(reservation.end_date), viewStart));
+    const startSlot = startDayCol * 2 + (reservation.start_period === '午後' ? 1 : 0);
+    const endSlot = endDayCol * 2 + (reservation.end_period === '午前' ? 0 : 1);
+    const durationSlots = Math.max(0, endSlot - startSlot);
+    const grabOffset = slot >= 0 ? slot - startSlot : 0;
    const carRow = cars.findIndex((c) => c.id === reservation.car_id);

    setMoving({
      reservation,
-      grabDayOffset: Math.max(0, grabOffset),
+      grabSlotOffset: Math.max(0, grabOffset),
+      durationSlots,
+      origStartSlot: startSlot,
      currentCarId: reservation.car_id,
+      currentStartSlot: startSlot,
      currentStartDate: reservation.start_date,
+      currentStartPeriod: reservation.start_period || '午前',
      currentEndDate: reservation.end_date,
-      col: startCol,
+      currentEndPeriod: reservation.end_period || '午後',
+      col: startSlot,
      row: carRow,
    });
  };
@@ -295,26 +330,26 @@ export default function ScheduleView() {
    (r) => r.end_date >= viewStartStr && r.start_date <= viewEndStr
  );

-  // For each reservation, calculate its left/width in the grid
+  // For each reservation, calculate its left/width in the grid (accounting for 午前/午後 periods)
  function getReservationLayout(r) {
    const rStart = r.start_date < viewStartStr ? viewStartStr : r.start_date;
    const rEnd = r.end_date > viewEndStr ? viewEndStr : r.end_date;
-    const startCol = differenceInDays(parseISO(rStart), viewStart);
-    const endCol = differenceInDays(parseISO(rEnd), viewStart);
-    const left = startCol * CELL_WIDTH;
-    const width = (endCol - startCol + 1) * CELL_WIDTH;
-    return { left, width, startCol, endCol };
+    const startDayCol = differenceInDays(parseISO(rStart), viewStart);
+    const endDayCol = differenceInDays(parseISO(rEnd), viewStart);
+    // Even slot = 午前, odd slot = 午後; empty period treated as 午前 for start, 午後 for end
+    const startSlot = startDayCol * 2 + (r.start_period === '午後' ? 1 : 0);
+    const endSlot = endDayCol * 2 + (r.end_period === '午前' ? 0 : 1);
+    const left = startSlot * CELL_WIDTH;
+    const width = (endSlot - startSlot + 1) * CELL_WIDTH;
+    return { left, width, startSlot, endSlot };
  }

  // Create ghost for currently moving reservation
  const movingGhost = moving ? (() => {
-    const duration = differenceInDays(
-      parseISO(moving.reservation.end_date),
-      parseISO(moving.reservation.start_date)
-    );
    const col = moving.col ?? 0;
+    const durationSlots = moving.durationSlots;
    const left = col * CELL_WIDTH;
-    const width = (duration + 1) * CELL_WIDTH;
+    const width = (durationSlots + 1) * CELL_WIDTH;
    return { col, left, width, row: moving.row };
  })() : null;

@@ -355,7 +390,6 @@ export default function ScheduleView() {
      </div>

      {error && <div className={styles.error}>エラー: {error}</div>}
-      {loading && <div className={styles.loading}>読み込み中...</div>}

      {/* Grid */}
      <div
@@ -365,9 +399,17 @@ export default function ScheduleView() {
          // don't cancel on leave — handled by global events
        }}
      >
+        {loading && (
+          <div
+            className={styles.loadingOverlay}
+            style={{ height: HEADER_HEIGHT }}
+          >
+            読み込み中...
+          </div>
+        )}
        <div
          className={styles.grid}
-          style={{ width: LABEL_WIDTH + DAYS_SHOWN * CELL_WIDTH }}
+          style={{ width: LABEL_WIDTH + DAYS_SHOWN * 2 * CELL_WIDTH }}
        >
          {/* Header row */}
          <div className={styles.headerRow} style={{ height: HEADER_HEIGHT }}>
@@ -376,7 +418,7 @@ export default function ScheduleView() {
              className={styles.cornerCell}
              style={{ width: LABEL_WIDTH, height: HEADER_HEIGHT }}
            />
-            {/* Date headers */}
+            {/* Date headers — each day spans two half-day slots (午前 + 午後) */}
            {dates.map((date) => {
              const ds = dateToStr(date);
              const isToday = ds === todayStr;
@@ -385,11 +427,17 @@ export default function ScheduleView() {
              return (
                <div
                  key={ds}
-                  className={`${styles.dateHeader} ${isToday ? styles.todayHeader : ''} ${isWeekend ? styles.weekendHeader : ''}`}
-                  style={{ width: CELL_WIDTH, height: HEADER_HEIGHT }}
+                  className={`${styles.dateHeaderGroup} ${isToday ? styles.todayHeader : ''} ${isWeekend ? styles.weekendHeader : ''}`}
+                  style={{ width: CELL_WIDTH * 2, height: HEADER_HEIGHT }}
                >
-                  <span className={styles.dateDay}>{format(date, 'd')}</span>
-                  <span className={`${styles.dateDow} ${isWeekend ? styles.weekendDow : ''}`}>{dow}</span>
+                  <div className={styles.dateHeaderTop}>
+                    <span className={styles.dateDay}>{format(date, 'd')}</span>
+                    <span className={`${styles.dateDow} ${isWeekend ? styles.weekendDow : ''}`}>{dow}</span>
+                  </div>
+                  <div className={styles.dateHeaderAmPm}>
+                    <div className={styles.periodLabel}>午前</div>
+                    <div className={styles.periodLabel}>午後</div>
+                  </div>
                </div>
              );
            })}
@@ -407,10 +455,8 @@ export default function ScheduleView() {
            const isCreatingRow = creating && creating.carId === car.id;
            let creatingLeft = 0, creatingWidth = 0;
            if (isCreatingRow) {
-              const startCol = differenceInDays(parseISO(creating.startDateStr), viewStart);
-              const endCol = differenceInDays(parseISO(creating.endDateStr), viewStart);
-              creatingLeft = Math.max(0, startCol) * CELL_WIDTH;
-              creatingWidth = (Math.min(endCol, DAYS_SHOWN - 1) - Math.max(0, startCol) + 1) * CELL_WIDTH;
+              creatingLeft = Math.max(0, creating.startSlot) * CELL_WIDTH;
+              creatingWidth = (Math.min(creating.endSlot, HALF_SLOTS - 1) - Math.max(0, creating.startSlot) + 1) * CELL_WIDTH;
            }

            // Ghost reservation for this row
@@ -425,28 +471,42 @@ export default function ScheduleView() {
                  title={car.description || car.name}
                >
                  <span className={styles.carDot} style={{ background: color.border }} />
-                  <span className={styles.carName}>{car.name}</span>
+                  <span className={styles.carLabelContent}>
+                    <span className={styles.carName}>{car.name}</span>
+                    <span className={styles.carBadges}>
+                      {car.has_etc ? <span className={styles.badgeEtc}>ETC</span> : null}
+                      {car.tire_type === 'スタッドレス' ? <span className={styles.badgeStudless}>スタッドレス</span> : null}
+                    </span>
+                    {isInspectionExpirySoon(car.inspection_expiry) ? (
+                      <span
+                        className={`${styles.badgeWarn} ${styles.badgeWarnWide}`}
+                        title={`車検満了日: ${car.inspection_expiry}（まもなく期限切れ）`}
+                      >
+                        ⚠️ 車検
+                      </span>
+                    ) : null}
+                  </span>
                </div>

-                {/* Day cells */}
+                {/* Day cells — two per day (午前 then 午後) */}
                <div
                  className={styles.cellArea}
-                  style={{ width: DAYS_SHOWN * CELL_WIDTH, height: ROW_HEIGHT }}
+                  style={{ width: DAYS_SHOWN * 2 * CELL_WIDTH, height: ROW_HEIGHT }}
                  onClick={(e) => handleCellClick(e, car.id)}
                >
-                  {dates.map((date) => {
+                  {dates.flatMap((date, dayIdx) => {
                    const ds = dateToStr(date);
                    const isToday = ds === todayStr;
                    const dow = format(date, 'E', { locale: ja });
                    const isWeekend = dow === '土' || dow === '日';
-                    return (
+                    return ['午前', '午後'].map((period, pIdx) => (
                      <div
-                        key={ds}
-                        className={`${styles.cell} ${isToday ? styles.todayCell : ''} ${isWeekend ? styles.weekendCell : ''} ${isTouchDevice ? styles.cellTouch : ''}`}
+                        key={`${ds}-${period}`}
+                        className={`${styles.cell} ${isToday ? styles.todayCell : ''} ${isWeekend ? styles.weekendCell : ''} ${isTouchDevice ? styles.cellTouch : ''} ${pIdx === 1 ? styles.cellDayEnd : ''}`}
                        style={{ width: CELL_WIDTH, height: ROW_HEIGHT }}
-                        onMouseDown={(e) => handleCellMouseDown(e, car.id, ds)}
+                        onMouseDown={(e) => handleCellMouseDown(e, car.id, dayIdx * 2 + pIdx)}
                      />
-                    );
+                    ));
                  })}

                  {/* Creating highlight */}
@@ -508,14 +568,19 @@ export default function ScheduleView() {
                            setModal({ mode: 'edit', reservation: r });
                          }
                        }}
-                        title={`${r.customer_name || '予約'}\n${r.start_date} 〜 ${r.end_date}${r.notes ? '\n' + r.notes : ''}`}
+                        onContextMenu={(e) => {
+                          e.preventDefault();
+                          e.stopPropagation();
+                          setContextMenu({ x: e.clientX, y: e.clientY, reservation: r });
+                        }}
+                        title={formatReservationTooltip(r)}
                      >
                        <span className={styles.blockText}>
                          {r.customer_name || '予約'}
                        </span>
                        {width > 80 && (
                          <span className={styles.blockDates}>
-                            {r.start_date.slice(5)} 〜 {r.end_date.slice(5)}
+                            {formatDateRange(r.start_date, r.start_period, r.end_date, r.end_period)}
                          </span>
                        )}
                      </div>
@@ -544,6 +609,34 @@ export default function ScheduleView() {
          onClose={() => setModal(null)}
        />
      )}
+
+      {/* Right-click context menu */}
+      {contextMenu && (
+        <div
+          className={styles.contextMenu}
+          style={{ left: contextMenu.x, top: contextMenu.y }}
+          onClick={(e) => e.stopPropagation()}
+        >
+          <button
+            className={styles.contextMenuItem}
+            onClick={() => {
+              setModal({ mode: 'edit', reservation: contextMenu.reservation });
+              setContextMenu(null);
+            }}
+          >
+            ✏️ 編集
+          </button>
+          <button
+            className={`${styles.contextMenuItem} ${styles.contextMenuItemDelete}`}
+            onClick={async () => {
+              setContextMenu(null);
+              await handleModalDelete(contextMenu.reservation.id);
+            }}
+          >
+            🗑️ 削除
+          </button>
+        </div>
+      )}
    </div>
  );
 }
--- a/frontend/src/components/ScheduleView.module.css
+++ b/frontend/src/components/ScheduleView.module.css
@@ -74,6 +74,23 @@
  font-size: 14px;
 }

+.loadingOverlay {
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  z-index: 40;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: #4b5563;
+  font-size: 14px;
+  font-weight: 600;
+  background: rgba(255, 255, 255, 0.92);
+  border-bottom: 2px solid #d1d5db;
+  pointer-events: none;
+}
+
 /* Grid wrapper - scrollable */
 .gridWrapper {
  flex: 1;
@@ -107,6 +124,47 @@
  z-index: 30;
 }

+.dateHeaderGroup {
+  flex-shrink: 0;
+  display: flex;
+  flex-direction: column;
+  align-items: stretch;
+  border-right: 2px solid #d1d5db;
+  background: white;
+  overflow: hidden;
+}
+
+.dateHeaderTop {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 2px;
+  flex: 1;
+  border-bottom: 1px solid #e5e7eb;
+}
+
+.dateHeaderAmPm {
+  display: flex;
+  height: 22px;
+  flex-shrink: 0;
+}
+
+.periodLabel {
+  flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 9px;
+  font-weight: 500;
+  color: #9ca3af;
+  letter-spacing: 0.03em;
+}
+
+.periodLabel:first-child {
+  border-right: 1px solid #f0f0f0;
+}
+
 .dateHeader {
  flex-shrink: 0;
  display: flex;
@@ -157,9 +215,9 @@
 .carLabel {
  flex-shrink: 0;
  display: flex;
-  align-items: center;
+  align-items: flex-start;
  gap: 8px;
-  padding: 0 12px;
+  padding: 6px 12px;
  border-right: 2px solid #d1d5db;
  background: white;
  position: sticky;
@@ -173,15 +231,73 @@
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
+  align-self: center;
+}
+
+.carLabelContent {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+  min-width: 0;
+  flex: 1;
 }

 .carName {
  font-size: 13px;
  font-weight: 600;
  color: #374151;
+  width: 100%;
+  white-space: normal;
+  overflow-wrap: anywhere;
+  word-break: break-word;
+  line-height: 1.2;
+}
+
+.carBadges {
+  display: flex;
+  gap: 4px;
+  flex-wrap: nowrap;
+}
+
+.badgeEtc {
+  background: #7c3aed;
+  color: #fff;
+  font-size: 10px;
+  font-weight: 700;
+  padding: 1px 5px;
+  border-radius: 4px;
  white-space: nowrap;
-  overflow: hidden;
-  text-overflow: ellipsis;
+  letter-spacing: 0.03em;
+}
+
+.badgeStudless {
+  background: #0ea5e9;
+  color: #fff;
+  font-size: 10px;
+  font-weight: 700;
+  padding: 1px 5px;
+  border-radius: 4px;
+  white-space: nowrap;
+  letter-spacing: 0.03em;
+}
+
+.badgeWarn {
+  background: #d97706;
+  color: #fff;
+  font-size: 10px;
+  font-weight: 700;
+  padding: 1px 5px;
+  border-radius: 4px;
+  white-space: nowrap;
+  letter-spacing: 0.03em;
+  cursor: default;
+}
+
+.badgeWarnWide {
+  display: flex;
+  width: 108%;
+  justify-content: center;
+  box-sizing: border-box;
 }

 /* Cell area */
@@ -206,6 +322,10 @@
  background: rgba(26, 86, 219, 0.04);
 }

+.cellDayEnd {
+  border-right: 1px solid #d1d5db;
+}
+
 .todayCell {
  background: rgba(59, 130, 246, 0.06);
 }
@@ -268,3 +388,41 @@
  color: #6b7280;
  font-size: 14px;
 }
+
+/* Right-click context menu */
+.contextMenu {
+  position: fixed;
+  background: white;
+  border: 1px solid #d1d5db;
+  border-radius: 8px;
+  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
+  z-index: 1000;
+  min-width: 140px;
+  overflow: hidden;
+  padding: 4px 0;
+}
+
+.contextMenuItem {
+  display: block;
+  width: 100%;
+  text-align: left;
+  background: none;
+  border: none;
+  padding: 9px 16px;
+  font-size: 13px;
+  color: #374151;
+  cursor: pointer;
+  transition: background 0.1s;
+}
+
+.contextMenuItem:hover {
+  background: #f3f4f6;
+}
+
+.contextMenuItemDelete {
+  color: #dc2626;
+}
+
+.contextMenuItemDelete:hover {
+  background: #fee2e2;
+}
--- a/frontend/src/components/TimelineView.jsx
+++ b/frontend/src/components/TimelineView.jsx
@@ -0,0 +1,355 @@
+import { useState, useEffect, useRef, useCallback } from 'react';
+import { format, addDays, addMonths, startOfMonth, endOfMonth, parseISO, differenceInDays } from 'date-fns';
+import { ja } from 'date-fns/locale';
+import { api } from '../api.js';
+import { formatDateRange, formatReservationTooltip } from '../utils/carUtils.js';
+import ReservationModal from './ReservationModal.jsx';
+import styles from './TimelineView.module.css';
+
+const ROW_HEIGHT = 48; // px per reservation row
+const LABEL_WIDTH = 180; // px for reservation info column
+const HEADER_HEIGHT = 60; // px for date header
+const DAY_WIDTH = 36; // px per day column
+const BAR_PADDING = 4; // px gap between bar and row edge
+
+// Same colour palette as ScheduleView
+const COLORS = [
+  { bg: '#dbeafe', border: '#3b82f6', text: '#1e3a8a' },
+  { bg: '#dcfce7', border: '#22c55e', text: '#14532d' },
+  { bg: '#fef9c3', border: '#eab308', text: '#713f12' },
+  { bg: '#fce7f3', border: '#ec4899', text: '#831843' },
+  { bg: '#ede9fe', border: '#8b5cf6', text: '#3b0764' },
+  { bg: '#ffedd5', border: '#f97316', text: '#7c2d12' },
+  { bg: '#e0f2fe', border: '#0ea5e9', text: '#0c4a6e' },
+  { bg: '#f0fdf4', border: '#16a34a', text: '#14532d' },
+];
+
+function getColor(index) {
+  return COLORS[index % COLORS.length];
+}
+
+function dateToStr(date) {
+  return format(date, 'yyyy-MM-dd');
+}
+
+export default function TimelineView({ reloadKey = 0 }) {
+  const [cars, setCars] = useState([]);
+  const [reservations, setReservations] = useState([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState(null);
+  const [modal, setModal] = useState(null);
+  const [contextMenu, setContextMenu] = useState(null);
+
+  // View window: show the current month by default
+  const [viewStart, setViewStart] = useState(() => startOfMonth(new Date()));
+  const [viewEnd, setViewEnd] = useState(() => endOfMonth(new Date()));
+
+  const gridRef = useRef(null);
+
+  const days = (() => {
+    const result = [];
+    let d = viewStart;
+    while (d <= viewEnd) {
+      result.push(d);
+      d = addDays(d, 1);
+    }
+    return result;
+  })();
+
+  const totalWidth = LABEL_WIDTH + days.length * DAY_WIDTH;
+  const todayStr = dateToStr(new Date());
+
+  // --- Data loading ---
+  const loadData = useCallback(async () => {
+    try {
+      setLoading(true);
+      const [carsData, resData] = await Promise.all([api.getCars(), api.getReservations()]);
+      setCars(carsData);
+      setReservations(resData);
+      setError(null);
+    } catch (e) {
+      setError(e.message);
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => {
+    loadData();
+  }, [loadData, reloadKey]);
+
+  // Close context menu on click / Escape
+  useEffect(() => {
+    if (!contextMenu) return;
+    const close = () => setContextMenu(null);
+    const onKey = (e) => { if (e.key === 'Escape') close(); };
+    window.addEventListener('click', close);
+    window.addEventListener('keydown', onKey);
+    return () => {
+      window.removeEventListener('click', close);
+      window.removeEventListener('keydown', onKey);
+    };
+  }, [contextMenu]);
+
+  // --- Navigation ---
+  const prevMonth = () => {
+    const start = addMonths(viewStart, -1);
+    setViewStart(startOfMonth(start));
+    setViewEnd(endOfMonth(start));
+  };
+  const nextMonth = () => {
+    const start = addMonths(viewStart, 1);
+    setViewStart(startOfMonth(start));
+    setViewEnd(endOfMonth(start));
+  };
+  const goThisMonth = () => {
+    setViewStart(startOfMonth(new Date()));
+    setViewEnd(endOfMonth(new Date()));
+  };
+
+  // --- Handlers ---
+  const handleModalSave = async (data) => {
+    try {
+      if (modal.mode === 'edit') {
+        await api.updateReservation(modal.reservation.id, data);
+      } else {
+        await api.createReservation(data);
+      }
+      setModal(null);
+      await loadData();
+    } catch (e) {
+      setError(`予約の保存に失敗しました: ${e.message}`);
+    }
+  };
+
+  const handleModalDelete = async (id) => {
+    try {
+      await api.deleteReservation(id);
+      setModal(null);
+      await loadData();
+    } catch (e) {
+      setError(`予約の削除に失敗しました: ${e.message}`);
+    }
+  };
+
+  // Build car colour map
+  const carColorMap = {};
+  cars.forEach((car, i) => { carColorMap[car.id] = getColor(i); });
+
+  // Sort reservations by start_date then car
+  const sortedReservations = [...reservations].sort((a, b) => {
+    if (a.start_date !== b.start_date) return a.start_date < b.start_date ? -1 : 1;
+    return a.car_id - b.car_id;
+  });
+
+  const viewStartStr = dateToStr(viewStart);
+  const viewEndStr = dateToStr(viewEnd);
+
+  // Filter to reservations that overlap the view window
+  const visibleReservations = sortedReservations.filter(
+    (r) => r.end_date >= viewStartStr && r.start_date <= viewEndStr
+  );
+
+  function getBarLayout(r) {
+    const clampedStart = r.start_date < viewStartStr ? viewStartStr : r.start_date;
+    const clampedEnd = r.end_date > viewEndStr ? viewEndStr : r.end_date;
+    const startOffset = differenceInDays(parseISO(clampedStart), viewStart);
+    const endOffset = differenceInDays(parseISO(clampedEnd), viewStart);
+    const left = startOffset * DAY_WIDTH;
+    const width = (endOffset - startOffset + 1) * DAY_WIDTH;
+    return { left, width };
+  }
+
+  return (
+    <div className={styles.container}>
+      {/* Toolbar */}
+      <div className={styles.toolbar}>
+        <div className={styles.navGroup}>
+          <button className={styles.toolBtn} onClick={prevMonth}>‹ 前月</button>
+          <button className={styles.toolBtn} onClick={goThisMonth}>今月</button>
+          <button className={styles.toolBtn} onClick={nextMonth}>次月 ›</button>
+        </div>
+        <div className={styles.monthLabel}>
+          {format(viewStart, 'yyyy年M月', { locale: ja })}
+        </div>
+        <button
+          className={styles.addBtn}
+          disabled={cars.length === 0}
+          onClick={() =>
+            setModal({
+              mode: 'create',
+              prefill: {
+                car_id: cars[0]?.id,
+                start_date: todayStr,
+                end_date: todayStr,
+              },
+            })
+          }
+        >
+          + 予約を追加
+        </button>
+      </div>
+
+      {error && <div className={styles.error}>エラー: {error}</div>}
+
+      {/* Timeline grid */}
+      <div className={styles.gridWrapper} ref={gridRef}>
+        {loading && (
+          <div
+            className={styles.loadingOverlay}
+            style={{ height: HEADER_HEIGHT }}
+          >
+            読み込み中...
+          </div>
+        )}
+        <div className={styles.grid} style={{ width: totalWidth }}>
+          {/* Sticky header: month/day labels */}
+          <div className={styles.headerRow} style={{ height: HEADER_HEIGHT }}>
+            {/* Corner */}
+            <div
+              className={styles.cornerCell}
+              style={{ width: LABEL_WIDTH, height: HEADER_HEIGHT }}
+            >
+              <span className={styles.cornerText}>予約一覧</span>
+            </div>
+            {/* Day columns */}
+            {days.map((date) => {
+              const ds = dateToStr(date);
+              const isToday = ds === todayStr;
+              const dow = format(date, 'E', { locale: ja });
+              const isWeekend = dow === '土' || dow === '日';
+              const isSun = dow === '日';
+              const isSat = dow === '土';
+              return (
+                <div
+                  key={ds}
+                  className={`${styles.dayHeader} ${isToday ? styles.todayHeader : ''} ${isWeekend ? styles.weekendHeader : ''}`}
+                  style={{ width: DAY_WIDTH, height: HEADER_HEIGHT }}
+                >
+                  <span className={styles.dayNum}>{format(date, 'd')}</span>
+                  <span className={`${styles.dayDow} ${isSun ? styles.sunDow : ''} ${isSat ? styles.satDow : ''}`}>{dow}</span>
+                </div>
+              );
+            })}
+          </div>
+
+          {/* Reservation rows */}
+          {visibleReservations.map((r) => {
+            const car = cars.find((c) => c.id === r.car_id);
+            const color = carColorMap[r.car_id] || COLORS[0];
+            const { left, width } = getBarLayout(r);
+
+            return (
+              <div key={r.id} className={styles.resRow} style={{ height: ROW_HEIGHT }}>
+                {/* Label: car + customer */}
+                <div
+                  className={styles.resLabel}
+                  style={{ width: LABEL_WIDTH, height: ROW_HEIGHT }}
+                >
+                  <span className={styles.carDot} style={{ background: color.border }} />
+                  <div className={styles.labelText}>
+                    <span className={styles.labelCar}>{car?.name ?? '—'}</span>
+                    <span className={styles.labelCustomer}>{r.customer_name || '(名前なし)'}</span>
+                  </div>
+                </div>
+
+                {/* Day cells (background) */}
+                <div
+                  className={styles.cellArea}
+                  style={{ width: days.length * DAY_WIDTH, height: ROW_HEIGHT, position: 'relative' }}
+                >
+                  {days.map((date) => {
+                    const ds = dateToStr(date);
+                    const isToday = ds === todayStr;
+                    const dow = format(date, 'E', { locale: ja });
+                    const isWeekend = dow === '土' || dow === '日';
+                    return (
+                      <div
+                        key={ds}
+                        className={`${styles.cell} ${isToday ? styles.todayCell : ''} ${isWeekend ? styles.weekendCell : ''}`}
+                        style={{ width: DAY_WIDTH, height: ROW_HEIGHT }}
+                      />
+                    );
+                  })}
+
+                  {/* Bar */}
+                  <div
+                    className={styles.bar}
+                    style={{
+                      left,
+                      width: width - BAR_PADDING,
+                      background: color.bg,
+                      borderColor: color.border,
+                      color: color.text,
+                    }}
+                    onClick={() => setModal({ mode: 'edit', reservation: r })}
+                    onContextMenu={(e) => {
+                      e.preventDefault();
+                      e.stopPropagation();
+                      setContextMenu({ x: e.clientX, y: e.clientY, reservation: r });
+                    }}
+                    title={formatReservationTooltip(r)}
+                  >
+                    <span className={styles.barText}>
+                      {r.customer_name || '予約'}
+                    </span>
+                    {width > 80 && (
+                      <span className={styles.barDates}>
+                        {formatDateRange(r.start_date, r.start_period, r.end_date, r.end_period)}
+                      </span>
+                    )}
+                  </div>
+                </div>
+              </div>
+            );
+          })}
+
+          {visibleReservations.length === 0 && !loading && (
+            <div className={styles.empty}>
+              この月には予約がありません。
+            </div>
+          )}
+        </div>
+      </div>
+
+      {/* Reservation Modal */}
+      {modal && (
+        <ReservationModal
+          cars={cars}
+          reservation={modal.mode === 'edit' ? modal.reservation : modal.prefill}
+          onSave={handleModalSave}
+          onDelete={handleModalDelete}
+          onClose={() => setModal(null)}
+        />
+      )}
+
+      {/* Right-click context menu */}
+      {contextMenu && (
+        <div
+          className={styles.contextMenu}
+          style={{ left: contextMenu.x, top: contextMenu.y }}
+          onClick={(e) => e.stopPropagation()}
+        >
+          <button
+            className={styles.contextMenuItem}
+            onClick={() => {
+              setModal({ mode: 'edit', reservation: contextMenu.reservation });
+              setContextMenu(null);
+            }}
+          >
+            ✏️ 編集
+          </button>
+          <button
+            className={`${styles.contextMenuItem} ${styles.contextMenuItemDelete}`}
+            onClick={async () => {
+              setContextMenu(null);
+              await handleModalDelete(contextMenu.reservation.id);
+            }}
+          >
+            🗑️ 削除
+          </button>
+        </div>
+      )}
+    </div>
+  );
+}
--- a/frontend/src/components/TimelineView.module.css
+++ b/frontend/src/components/TimelineView.module.css
@@ -0,0 +1,341 @@
+.container {
+  display: flex;
+  flex-direction: column;
+  height: calc(100vh - 56px);
+  overflow: hidden;
+}
+
+.toolbar {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 10px 20px;
+  background: white;
+  border-bottom: 1px solid #e5e7eb;
+  flex-shrink: 0;
+  flex-wrap: wrap;
+}
+
+.navGroup {
+  display: flex;
+  gap: 4px;
+}
+
+.toolBtn {
+  background: #f3f4f6;
+  border: 1.5px solid #d1d5db;
+  color: #374151;
+  padding: 6px 14px;
+  border-radius: 6px;
+  font-size: 13px;
+  font-weight: 500;
+  transition: background 0.15s;
+  cursor: pointer;
+}
+
+.toolBtn:hover {
+  background: #e5e7eb;
+}
+
+.monthLabel {
+  font-size: 15px;
+  font-weight: 700;
+  color: #111827;
+  flex: 1;
+  text-align: center;
+}
+
+.addBtn {
+  background: #1a56db;
+  color: white;
+  border: none;
+  padding: 7px 18px;
+  border-radius: 6px;
+  font-size: 13px;
+  font-weight: 600;
+  transition: background 0.15s;
+  white-space: nowrap;
+  cursor: pointer;
+}
+
+.addBtn:hover {
+  background: #1447c0;
+}
+
+.addBtn:disabled {
+  background: #9ca3af;
+  cursor: not-allowed;
+}
+
+.error {
+  background: #fee2e2;
+  color: #dc2626;
+  padding: 10px 20px;
+  font-size: 14px;
+}
+
+.loading {
+  padding: 20px;
+  text-align: center;
+  color: #6b7280;
+  font-size: 14px;
+}
+
+.loadingOverlay {
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  z-index: 40;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: #4b5563;
+  font-size: 14px;
+  font-weight: 600;
+  background: rgba(255, 255, 255, 0.92);
+  border-bottom: 2px solid #d1d5db;
+  pointer-events: none;
+}
+
+/* Grid */
+.gridWrapper {
+  flex: 1;
+  overflow: auto;
+  position: relative;
+  user-select: none;
+}
+
+.grid {
+  position: relative;
+  min-height: 100%;
+}
+
+/* Header row */
+.headerRow {
+  display: flex;
+  position: sticky;
+  top: 0;
+  z-index: 20;
+  background: white;
+  border-bottom: 2px solid #d1d5db;
+}
+
+.cornerCell {
+  flex-shrink: 0;
+  background: #f9fafb;
+  border-right: 2px solid #d1d5db;
+  position: sticky;
+  left: 0;
+  z-index: 30;
+  display: flex;
+  align-items: center;
+  padding: 0 16px;
+}
+
+.cornerText {
+  font-size: 12px;
+  font-weight: 600;
+  color: #6b7280;
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+}
+
+.dayHeader {
+  flex-shrink: 0;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  border-right: 1px solid #e5e7eb;
+  gap: 2px;
+  background: white;
+}
+
+.todayHeader {
+  background: #eff6ff;
+}
+
+.weekendHeader {
+  background: #fafafa;
+}
+
+.dayNum {
+  font-size: 13px;
+  font-weight: 700;
+  color: #111827;
+  line-height: 1;
+}
+
+.dayDow {
+  font-size: 10px;
+  color: #9ca3af;
+  line-height: 1;
+}
+
+.sunDow {
+  color: #ef4444;
+}
+
+.satDow {
+  color: #3b82f6;
+}
+
+/* Reservation rows */
+.resRow {
+  display: flex;
+  border-bottom: 1px solid #e5e7eb;
+}
+
+.resRow:hover .cellArea {
+  background: #fafafa;
+}
+
+.resLabel {
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 0 12px;
+  border-right: 2px solid #d1d5db;
+  background: white;
+  position: sticky;
+  left: 0;
+  z-index: 10;
+  box-shadow: 2px 0 4px rgba(0,0,0,0.04);
+}
+
+.carDot {
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  flex-shrink: 0;
+}
+
+.labelText {
+  display: flex;
+  flex-direction: column;
+  min-width: 0;
+}
+
+.labelCar {
+  font-size: 11px;
+  color: #6b7280;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.labelCustomer {
+  font-size: 13px;
+  font-weight: 600;
+  color: #111827;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+/* Cell area */
+.cellArea {
+  display: flex;
+  position: relative;
+  flex-shrink: 0;
+}
+
+.cell {
+  flex-shrink: 0;
+  border-right: 1px solid #f0f0f0;
+}
+
+.todayCell {
+  background: rgba(59, 130, 246, 0.06);
+}
+
+.weekendCell {
+  background: rgba(0,0,0,0.015);
+}
+
+/* Bar */
+.bar {
+  position: absolute;
+  top: 6px;
+  height: calc(100% - 12px);
+  border-radius: 6px;
+  border: 1.5px solid;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  padding: 2px 8px;
+  cursor: pointer;
+  z-index: 5;
+  overflow: hidden;
+  transition: box-shadow 0.1s;
+}
+
+.bar:hover {
+  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
+  z-index: 6;
+}
+
+.barText {
+  font-size: 12px;
+  font-weight: 600;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  line-height: 1.3;
+}
+
+.barDates {
+  font-size: 10px;
+  opacity: 0.75;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  line-height: 1.2;
+}
+
+.empty {
+  padding: 40px 20px;
+  text-align: center;
+  color: #6b7280;
+  font-size: 14px;
+}
+
+/* Right-click context menu */
+.contextMenu {
+  position: fixed;
+  background: white;
+  border: 1px solid #d1d5db;
+  border-radius: 8px;
+  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
+  z-index: 1000;
+  min-width: 140px;
+  overflow: hidden;
+  padding: 4px 0;
+}
+
+.contextMenuItem {
+  display: block;
+  width: 100%;
+  text-align: left;
+  background: none;
+  border: none;
+  padding: 9px 16px;
+  font-size: 13px;
+  color: #374151;
+  cursor: pointer;
+  transition: background 0.1s;
+}
+
+.contextMenuItem:hover {
+  background: #f3f4f6;
+}
+
+.contextMenuItemDelete {
+  color: #dc2626;
+}
+
+.contextMenuItemDelete:hover {
+  background: #fee2e2;
+}
--- a/frontend/src/hooks/useWebSocket.js
+++ b/frontend/src/hooks/useWebSocket.js
@@ -0,0 +1,103 @@
+import { useEffect, useRef, useState, useCallback } from 'react';
+
+const WS_BASE = (() => {
+  if (import.meta.env.VITE_WS_URL) return import.meta.env.VITE_WS_URL;
+  const loc = window.location;
+  const proto = loc.protocol === 'https:' ? 'wss:' : 'ws:';
+  // Use the same origin as the page; in development the Vite dev server
+  // proxies /api/ws to the backend, and in production nginx does the same
+  // via the existing location /api/ block (no extra nginx config needed).
+  return `${proto}//${loc.host}/api/ws`;
+})();
+
+const RECONNECT_DELAYS = [1000, 2000, 4000, 8000, 15000, 30000]; // ms
+
+/**
+ * Maintains a WebSocket connection with automatic reconnection.
+ *
+ * @param {(message: object) => void} onMessage - Called for each parsed JSON message.
+ * @returns {{ status: 'connecting'|'connected'|'disconnected'|'error' }}
+ */
+export default function useWebSocket(onMessage) {
+  const [status, setStatus] = useState('connecting');
+  const wsRef = useRef(null);
+  const retryCountRef = useRef(0);
+  const unmountedRef = useRef(false);
+  const retryTimerRef = useRef(null);
+  const onMessageRef = useRef(onMessage);
+
+  // Keep onMessage ref up-to-date without re-running the effect
+  useEffect(() => {
+    onMessageRef.current = onMessage;
+  }, [onMessage]);
+
+  const connect = useCallback(() => {
+    if (unmountedRef.current) return;
+
+    setStatus('connecting');
+    const ws = new WebSocket(WS_BASE);
+    wsRef.current = ws;
+
+    ws.onopen = () => {
+      if (unmountedRef.current) { ws.close(); return; }
+      retryCountRef.current = 0;
+      setStatus('connected');
+    };
+
+    ws.onmessage = (event) => {
+      try {
+        const msg = JSON.parse(event.data);
+        onMessageRef.current(msg);
+      } catch {
+        // ignore malformed messages
+      }
+    };
+
+    ws.onclose = () => {
+      if (unmountedRef.current) return;
+      const delay = RECONNECT_DELAYS[Math.min(retryCountRef.current, RECONNECT_DELAYS.length - 1)];
+      retryCountRef.current += 1;
+      // After exhausting all backoff levels, keep status as 'error'
+      if (retryCountRef.current > RECONNECT_DELAYS.length) {
+        setStatus('error');
+      } else {
+        setStatus('disconnected');
+      }
+      retryTimerRef.current = setTimeout(connect, delay);
+    };
+
+    ws.onerror = () => {
+      // onclose will fire right after, which handles reconnect
+    };
+  }, []);
+
+  useEffect(() => {
+    // Reset on each mount so that React StrictMode's simulated unmount/remount
+    // does not leave unmountedRef permanently true and block reconnection.
+    unmountedRef.current = false;
+    connect();
+    return () => {
+      unmountedRef.current = true;
+      clearTimeout(retryTimerRef.current);
+      const ws = wsRef.current;
+      if (ws) {
+        // Null out all handlers first to prevent any reconnect attempts.
+        ws.onopen = null;
+        ws.onclose = null;
+        ws.onerror = null;
+        ws.onmessage = null;
+        if (ws.readyState === WebSocket.CONNECTING) {
+          // Closing a CONNECTING socket triggers the browser warning
+          // "WebSocket is closed before the connection is established".
+          // Instead, schedule a close as soon as it opens so the server
+          // isn't left with a permanently idle connection.
+          ws.onopen = () => ws.close();
+        } else if (ws.readyState === WebSocket.OPEN) {
+          ws.close();
+        }
+      }
+    };
+  }, [connect]);
+
+  return { status };
+}
--- a/frontend/src/utils/carUtils.js
+++ b/frontend/src/utils/carUtils.js
@@ -0,0 +1,38 @@
+/**
+ * Returns true if the given inspection expiry date string is within 1 month
+ * from today (or already past).
+ * @param {string} inspectionExpiry - ISO date string (YYYY-MM-DD) or empty
+ * @returns {boolean}
+ */
+export function isInspectionExpirySoon(inspectionExpiry) {
+  if (!inspectionExpiry) return false;
+  const expiry = new Date(inspectionExpiry);
+  const oneMonthLater = new Date();
+  oneMonthLater.setMonth(oneMonthLater.getMonth() + 1);
+  return expiry <= oneMonthLater;
+}
+
+/**
+ * Formats a date range with optional AM/PM periods into a display string.
+ * @param {string} startDate - ISO date string (YYYY-MM-DD)
+ * @param {string} startPeriod - '午前', '午後', or ''
+ * @param {string} endDate - ISO date string (YYYY-MM-DD)
+ * @param {string} endPeriod - '午前', '午後', or ''
+ * @returns {string}
+ */
+export function formatDateRange(startDate, startPeriod, endDate, endPeriod) {
+  const start = startDate.slice(5) + (startPeriod ? ' ' + startPeriod : '');
+  const end = endDate.slice(5) + (endPeriod ? ' ' + endPeriod : '');
+  return `${start} 〜 ${end}`;
+}
+
+/**
+ * Formats a reservation tooltip string with full dates and optional periods.
+ * @param {object} r - reservation object
+ * @returns {string}
+ */
+export function formatReservationTooltip(r) {
+  const start = r.start_date + (r.start_period ? ' ' + r.start_period : '');
+  const end = r.end_date + (r.end_period ? ' ' + r.end_period : '');
+  return `${r.customer_name || '予約'}\n${start} 〜 ${end}${r.notes ? '\n' + r.notes : ''}`;
+}
--- a/frontend/vite.config.js
+++ b/frontend/vite.config.js
@@ -1,13 +1,58 @@
 import { defineConfig } from 'vite';
 import react from '@vitejs/plugin-react';
+import net from 'net';
+
+const backendOrigin = process.env.BACKEND_URL || 'http://localhost:3001';
+
+/**
+ * Custom Vite plugin that tunnels WebSocket upgrade requests at /api/ws to the
+ * backend via raw TCP.  Vite's built-in proxy `ws: true` can silently drop
+ * upgrade events that Vite's own HMR handler intercepts first.  This plugin
+ * hooks directly onto `httpServer.upgrade` and handles the /api/ws path before
+ * Vite gets a chance to claim it.
+ */
+function wsProxyPlugin() {
+  return {
+    name: 'ws-proxy',
+    configureServer(server) {
+      server.httpServer?.on('upgrade', (req, socket, head) => {
+        if (req.url !== '/api/ws') return;
+
+        const { hostname, port: rawPort } = new URL(backendOrigin);
+        const port = parseInt(rawPort) || 3001;
+
+        const conn = net.createConnection({ host: hostname, port });
+
+        conn.on('error', () => socket.destroy());
+        socket.on('error', () => conn.destroy());
+
+        conn.on('connect', () => {
+          // Replay the original HTTP upgrade request to the backend
+          const headers =
+            `${req.method} ${req.url} HTTP/${req.httpVersion}\r\n` +
+            Object.entries(req.headers)
+              .map(([k, v]) => `${k}: ${v}`)
+              .join('\r\n') +
+            '\r\n\r\n';
+          conn.write(headers);
+          if (head && head.length) conn.write(head);
+
+          // Bidirectional pipe
+          conn.pipe(socket).pipe(conn);
+        });
+      });
+    },
+  };
+}

 export default defineConfig({
-  plugins: [react()],
+  plugins: [react(), wsProxyPlugin()],
  server: {
    port: 5173,
+    allowedHosts: ["car.33-4.party"],
    proxy: {
      '/api': {
-        target: process.env.BACKEND_URL || 'http://localhost:3001',
+        target: backendOrigin,
        changeOrigin: true,
      },
    },
--- a/package.json
+++ b/package.json
@@ -4,8 +4,8 @@
  "description": "代車スケジュール管理システム",
  "private": true,
  "scripts": {
-    "dev:backend": "cd backend && node server.js",
-    "dev:frontend": "cd frontend && npx vite",
+    "dev:backend": "cd backend && node server.js --port 3007",
+    "dev:frontend": "cd frontend && npx vite --port 3006",
    "dev": "concurrently \"npm run dev:backend\" \"npm run dev:frontend\"",
    "build": "cd frontend && npx vite build"
  },
Author	SHA1	Message	Date
copilot-swe-agent[bot]	ad96d38863	feat: split schedule view horizontal axis into AM/PM half-day slots Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/b0f3486c-edf5-4c08-b1e8-161b380aa0a0 Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com>	2026-04-06 08:09:33 +00:00
h	b80c15e186	Merge pull request #7 from pdf114514/copilot/fix-morning-afternoon-specification Fix AM/PM period loss on reservation drag-move; add drag & drop car reordering	2026-04-06 16:52:28 +09:00
copilot-swe-agent[bot]	7a04012b60	refactor: extract shared applyReorder helper in CarManagement Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/c5f8f1a2-8a8b-4951-8442-76ce37d906ae Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com>	2026-04-06 07:48:47 +00:00
copilot-swe-agent[bot]	3b49844d0b	fix: preserve AM/PM when dragging reservation; add drag & drop car reordering Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/c5f8f1a2-8a8b-4951-8442-76ce37d906ae Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com>	2026-04-06 07:47:08 +00:00
h	81767e5270	Merge pull request #6 from pdf114514/copilot/update-reservation-options Add car reordering and AM/PM period fields for reservations	2026-04-06 16:37:36 +09:00
copilot-swe-agent[bot]	675e5f6fe8	Add car reordering and AM/PM period for reservations Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/c0a4b7dc-228e-4e7d-a985-61b9a17de159 Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com>	2026-04-06 07:12:49 +00:00
h	2e9e100178	Commit	2026-04-06 15:36:51 +09:00
h	1081ea1074	Merge pull request #5 from pdf114514/copilot/update-vehicle-indicator-display Updating vehicle indicator and editing interface	2026-03-22 13:26:06 +09:00
copilot-swe-agent[bot]	761c7f1971	Changes before error encountered Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com> Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/a42d4e36-a3cf-4ff7-b1cb-f076e601b1b8	2026-03-22 04:25:00 +00:00
h	0bd5efde2c	Merge pull request #4 from pdf114514/copilot/add-field-and-sync-features Implementing vehicle details and real-time editing synchronization	2026-03-22 13:00:47 +09:00
copilot-swe-agent[bot]	8e9db971d3	feat: add inspection_expiry/has_etc/tire_type fields, icons in schedule view, and WebSocket real-time sync Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com> Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/6d0f25ae-6db4-4937-ae2b-6674456a5ca1	2026-03-22 03:58:07 +00:00
h	09872737b7	Merge pull request #3 from pdf114514/copilot/add-popup-for-edit-delete-reservations Add timeline view, right-click context menu on reservations, fix trust proxy	2026-03-21 03:52:02 +09:00
copilot-swe-agent[bot]	cc3ad148fc	Add timeline view, right-click context menu, and fix Express trust proxy - backend/server.js: Add app.set('trust proxy', 1) to fix express-rate-limit ValidationError when app runs behind nginx reverse proxy - ScheduleView.jsx: Add right-click context menu on reservation blocks with Edit and Delete options; closes on click-outside or Escape - ScheduleView.module.css: Add context menu styles - TimelineView.jsx: New Gantt-style monthly timeline view showing all reservations sorted by date, with month navigation and right-click menu - TimelineView.module.css: Styles for the timeline view - App.jsx: Add 'タイムライン' tab to navigation Co-authored-by: pdf114514 <57948770+pdf114514@users.noreply.github.com> Agent-Logs-Url: https://github.com/pdf114514/CarReservation/sessions/d03ca12c-21ce-45a0-881f-919d6635e7fb	2026-03-20 18:50:51 +00:00
copilot-swe-agent[bot]	1eb96877ff	Initial plan	2026-03-20 18:38:28 +00:00
h	76dc94dd78	Merge pull request #2 from pdf114514/copilot/disable-drag-drop-for-touch Disable touch drag & drop, warn on car delete with reservations, support configurable backend URL	2026-03-21 03:21:50 +09:00