diff --git a/amplify/backend/function/backupSymbolInfo/src/index.py b/amplify/backend/function/backupSymbolInfo/src/index.py
index 6bdc3a9..083437f 100644
--- a/amplify/backend/function/backupSymbolInfo/src/index.py
+++ b/amplify/backend/function/backupSymbolInfo/src/index.py
@@ -49,6 +49,11 @@ def operation_put(items):
     try:
         with table.batch_writer() as batch:
             for item in items:
+                # カラム名 Typo の吸収
+                if 'longitude' in item:
+                    longitude = item['longitude']
+                else:
+                    longitude = item['longtitude']
                 baseItem={
                     'backupTitle': item['backupTitle'],
                     'id': item['id'],
@@ -56,7 +61,7 @@ def operation_put(items):
                     'describe': item['describe'],
                     'dateTime': item['dateTime'],
                     'latitude': item['latitude'],
-                    'longtitude': item['longtitude'],
+                    'longitude': longitude,
                     'prefecture': item['prefecture'],
                     'municipalities': item['municipalities']
                 }
diff --git a/lib/aws_access.dart b/lib/aws_access.dart
index e03cc57..62879b7 100644
--- a/lib/aws_access.dart
+++ b/lib/aws_access.dart
@@ -83,7 +83,7 @@ Future<int?> backupSymbolInfos(AmplifyClass amplify, String backupTitle) async {
         ', "describe": ${jsonEncode(describe)}'
         ', "dateTime": ${jsonEncode(dateTime)}'
         ', "latitude": ${jsonEncode(latitude)}'
-        ', "longtitude": ${jsonEncode(longitude)}'
+        ', "longitude": ${jsonEncode(longitude)}'
         ', "prefecture": ${jsonEncode(prefecture)}'
         ', "municipalities": ${jsonEncode(municipalities)}'
         '}, ';
@@ -269,8 +269,12 @@ Future<List<SymbolInfoWithLatLng>> _fetchBackupSymbolInfos(
         PrefMuni(
             item['prefecture'] as String, item['municipalities'] as String),
       );
+      // カラム名 Typo の吸収
+      final num longitude = (item.containsKey('longitude')
+          ? item['longitude'] as num
+          : item['longtitude'] as num);
       final LatLng latLng =
-          LatLng(item['latitude'] as double, item['longtitude'] as double);
+          LatLng((item['latitude'] as num).toDouble(), longitude.toDouble());
       final SymbolInfoWithLatLng infoLatLng =
           SymbolInfoWithLatLng(item['id'] as int, info, latLng);
       resultList.add(infoLatLng);
diff --git a/lib/db_access.dart b/lib/db_access.dart
index c54562d..d78eb01 100644
--- a/lib/db_access.dart
+++ b/lib/db_access.dart
@@ -14,7 +14,7 @@ Future<void> createDatabase() async {
       '  describe TEXT NOT NULL,'
       '  date_time INTEGER NOT NULL,'
       '  latitude REAL NOT NULL,'
-      '  longtitude REAL NOT NULL,'
+      '  longitude REAL NOT NULL,'
       '  prefecture TEXT NOT NULL DEFAULT "",'
       '  municipalities TEXT NOT NULL DEFAULT ""'
       ')';
@@ -27,7 +27,7 @@ Future<void> createDatabase() async {
       '  cloud_path TEXT NOT NULL'
       ')';
   // DB テーブル作成
-  _database = await openDatabase('maptool.db', version: 6,
+  _database = await openDatabase('maptool.db', version: 7,
       onCreate: (db, version) async {
     await db.execute(
       createSymbolInfo,
@@ -51,6 +51,32 @@ Future<void> createDatabase() async {
       // ignore: avoid_print
       print('alter table add column (symbol_info)');
     }
+    if (oldVersion < 7) {
+      // await db.execute(
+      //   'BEGIN TRANSACTION',
+      // );
+      await db.execute(
+        'ALTER TABLE symbol_info RENAME TO symbol_info_temp',
+      );
+      await db.execute(
+        createSymbolInfo,
+      );
+      await db.execute(
+        'INSERT INTO '
+        '  symbol_info(id, title, describe, date_time, latitude, longitude, prefecture, municipalities) '
+        'SELECT'
+        '  id, title, describe, date_time, latitude, longtitude, prefecture, municipalities '
+        'FROM symbol_info_temp',
+      );
+      await db.execute(
+        'DROP TABLE symbol_info_temp',
+      );
+      // await db.execute(
+      //   'COMMIT',
+      // );
+      // ignore: avoid_print
+      print('alter table rename column (symbol_info)');
+    }
   });
 }
 
@@ -75,7 +101,7 @@ Future<List<SymbolInfoWithLatLng>> fetchRecords() async {
       'describe',
       'date_time',
       'latitude',
-      'longtitude',
+      'longitude',
       'prefecture',
       'municipalities',
     ],
@@ -88,7 +114,7 @@ Future<List<SymbolInfoWithLatLng>> fetchRecords() async {
         map['describe'],
         DateTime.fromMillisecondsSinceEpoch(map['date_time'], isUtc: false),
         PrefMuni(map['prefecture'], map['municipalities']));
-    final LatLng latLng = LatLng(map['latitude'], map['longtitude']);
+    final LatLng latLng = LatLng(map['latitude'], map['longitude']);
     final SymbolInfoWithLatLng symbolInfoWithLatLng =
         SymbolInfoWithLatLng(map['id'], symbolInfo, latLng);
     symbolInfoWithLatLngs.add(symbolInfoWithLatLng);
@@ -124,7 +150,7 @@ Future<int> addRecord(SymbolInfoWithLatLng symbolInfoWithLatLng) async {
       'date_time':
           symbolInfoWithLatLng.symbolInfo.dateTime.millisecondsSinceEpoch,
       'latitude': symbolInfoWithLatLng.latLng.latitude,
-      'longtitude': symbolInfoWithLatLng.latLng.longitude,
+      'longitude': symbolInfoWithLatLng.latLng.longitude,
       'prefecture': symbolInfoWithLatLng.symbolInfo.prefMuni.prefecture,
       'municipalities': symbolInfoWithLatLng.symbolInfo.prefMuni.municipalities
     },
@@ -142,7 +168,7 @@ Future<int> addRecordWithId(SymbolInfoWithLatLng symbolInfoWithLatLng) async {
       'date_time':
           symbolInfoWithLatLng.symbolInfo.dateTime.millisecondsSinceEpoch,
       'latitude': symbolInfoWithLatLng.latLng.latitude,
-      'longtitude': symbolInfoWithLatLng.latLng.longitude,
+      'longitude': symbolInfoWithLatLng.latLng.longitude,
       'prefecture': symbolInfoWithLatLng.symbolInfo.prefMuni.prefecture,
       'municipalities': symbolInfoWithLatLng.symbolInfo.prefMuni.municipalities
     },
diff --git a/lib/supabase_access.dart b/lib/supabase_access.dart
index bbd4c2e..9fdc13d 100644
--- a/lib/supabase_access.dart
+++ b/lib/supabase_access.dart
@@ -23,7 +23,8 @@ Future<List<SpotData>> searchNearSpot(
         item['category_name'] as String,
         item['title'] as String,
         item['describe'] as String,
-        LatLng(item['latitude'] as double, item['longitude'] as double),
+        LatLng((item['latitude'] as num).toDouble(),
+            (item['longitude'] as num).toDouble()),
         PrefMuni(item['prefecture'] as String, item['municipality'] as String));
     resultList.add(spotData);
   }