diff --git a/ios/Podfile.lock b/ios/Podfile.lock
index 344575e..a8e7760 100644
--- a/ios/Podfile.lock
+++ b/ios/Podfile.lock
@@ -4,6 +4,8 @@ PODS:
   - connectivity_plus (0.0.1):
     - Flutter
     - ReachabilitySwift
+  - device_info_plus (0.0.1):
+    - Flutter
   - Flutter (1.0.0)
   - flutter_compass (0.0.1):
     - Flutter
@@ -20,6 +22,8 @@ PODS:
     - Flutter
   - isar_flutter_libs (1.0.0):
     - Flutter
+  - package_info_plus (0.4.5):
+    - Flutter
   - path_provider_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
@@ -40,6 +44,7 @@ PODS:
 DEPENDENCIES:
   - camera_avfoundation (from `.symlinks/plugins/camera_avfoundation/ios`)
   - connectivity_plus (from `.symlinks/plugins/connectivity_plus/ios`)
+  - device_info_plus (from `.symlinks/plugins/device_info_plus/ios`)
   - Flutter (from `Flutter`)
   - flutter_compass (from `.symlinks/plugins/flutter_compass/ios`)
   - flutter_keyboard_visibility (from `.symlinks/plugins/flutter_keyboard_visibility/ios`)
@@ -47,6 +52,7 @@ DEPENDENCIES:
   - image_gallery_saver (from `.symlinks/plugins/image_gallery_saver/ios`)
   - image_picker_ios (from `.symlinks/plugins/image_picker_ios/ios`)
   - isar_flutter_libs (from `.symlinks/plugins/isar_flutter_libs/ios`)
+  - package_info_plus (from `.symlinks/plugins/package_info_plus/ios`)
   - path_provider_foundation (from `.symlinks/plugins/path_provider_foundation/darwin`)
   - permission_handler_apple (from `.symlinks/plugins/permission_handler_apple/ios`)
   - pointer_interceptor_ios (from `.symlinks/plugins/pointer_interceptor_ios/ios`)
@@ -64,6 +70,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/camera_avfoundation/ios"
   connectivity_plus:
     :path: ".symlinks/plugins/connectivity_plus/ios"
+  device_info_plus:
+    :path: ".symlinks/plugins/device_info_plus/ios"
   Flutter:
     :path: Flutter
   flutter_compass:
@@ -78,6 +86,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/image_picker_ios/ios"
   isar_flutter_libs:
     :path: ".symlinks/plugins/isar_flutter_libs/ios"
+  package_info_plus:
+    :path: ".symlinks/plugins/package_info_plus/ios"
   path_provider_foundation:
     :path: ".symlinks/plugins/path_provider_foundation/darwin"
   permission_handler_apple:
@@ -94,6 +104,7 @@ EXTERNAL SOURCES:
 SPEC CHECKSUMS:
   camera_avfoundation: 759172d1a77ae7be0de08fc104cfb79738b8a59e
   connectivity_plus: bf0076dd84a130856aa636df1c71ccaff908fa1d
+  device_info_plus: 97af1d7e84681a90d0693e63169a5d50e0839a0d
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
   flutter_compass: cbbd285cea1584c7ac9c4e0c3e1f17cbea55e855
   flutter_keyboard_visibility: 0339d06371254c3eb25eeb90ba8d17dca8f9c069
@@ -102,6 +113,7 @@ SPEC CHECKSUMS:
   image_gallery_saver: cb43cc43141711190510e92c460eb1655cd343cb
   image_picker_ios: 99dfe1854b4fa34d0364e74a78448a0151025425
   isar_flutter_libs: b69f437aeab9c521821c3f376198c4371fa21073
+  package_info_plus: 58f0028419748fad15bf008b270aaa8e54380b1c
   path_provider_foundation: 3784922295ac71e43754bd15e0653ccfd36a147c
   permission_handler_apple: 9878588469a2b0d0fc1e048d9f43605f92e6cec2
   pointer_interceptor_ios: 9280618c0b2eeb80081a343924aa8ad756c21375
diff --git a/lib/main.dart b/lib/main.dart
index f29f4e6..51ceaae 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -9,6 +9,13 @@ import 'package:rogapp/utils/string_values.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 // import 'package:is_lock_screen/is_lock_screen.dart';
 
+import 'package:rogapp/services/device_info_service.dart';
+import 'package:rogapp/services/error_service.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'dart:async';
+
+Map<String, dynamic> deviceInfo = {};
+
 void saveGameState() async {
   DestinationController destinationController =
       Get.find<DestinationController>();
@@ -35,8 +42,8 @@ void restoreGame() async {
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
-
   await FlutterMapTileCaching.initialise();
+
   final StoreDirectory instanceA = FMTC.instance('OpenStreetMap (A)');
   await instanceA.manage.createAsync();
   await instanceA.metadata.addAsync(
@@ -51,7 +58,21 @@ void main() async {
     key: 'behaviour',
     value: 'cacheFirst',
   );
-  runApp(const MyApp());
+
+  deviceInfo = await DeviceInfoService.getDeviceInfo();
+
+  FlutterError.onError = (FlutterErrorDetails details) {
+    FlutterError.presentError(details);
+    ErrorService.reportError(details.exception, details.stack ?? StackTrace.current, deviceInfo);
+  };
+
+  runZonedGuarded(() {
+    runApp(const ProviderScope(child: MyApp()));
+  }, (error, stackTrace) {
+    ErrorService.reportError(error, stackTrace, deviceInfo);
+  });
+
+  //runApp(const MyApp());
 }
 
 class MyApp extends StatefulWidget {
diff --git a/lib/services/device_info_service.dart b/lib/services/device_info_service.dart
new file mode 100644
index 0000000..aa7b24d
--- /dev/null
+++ b/lib/services/device_info_service.dart
@@ -0,0 +1,39 @@
+import 'dart:io';
+//import 'package:device_info/device_info.dart';
+import 'package:flutter/foundation.dart';
+import 'package:package_info_plus/package_info_plus.dart';
+import 'package:device_info_plus/device_info_plus.dart';
+
+class DeviceInfoService {
+  static Future<Map<String, dynamic>> getDeviceInfo() async {
+    final DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
+    final PackageInfo packageInfo = await PackageInfo.fromPlatform();
+
+    if (Platform.isAndroid) {
+      final AndroidDeviceInfo androidInfo = await deviceInfo.androidInfo;
+      return {
+        'os': 'Android',
+        'os_version': androidInfo.version.release,
+        'device_model': androidInfo.model,
+        'app_version': packageInfo.version,
+        'app_build_number': packageInfo.buildNumber,
+      };
+    } else if (Platform.isIOS) {
+      final IosDeviceInfo iosInfo = await deviceInfo.iosInfo;
+      return {
+        'os': 'iOS',
+        'os_version': iosInfo.systemVersion,
+        'device_model': iosInfo.model,
+        'app_version': packageInfo.version,
+        'app_build_number': packageInfo.buildNumber,
+      };
+    } else {
+      return {
+        'os': Platform.operatingSystem,
+        'os_version': Platform.operatingSystemVersion,
+        'app_version': packageInfo.version,
+        'app_build_number': packageInfo.buildNumber,
+      };
+    }
+  }
+}
diff --git a/lib/services/error_service.dart b/lib/services/error_service.dart
new file mode 100644
index 0000000..c432769
--- /dev/null
+++ b/lib/services/error_service.dart
@@ -0,0 +1,48 @@
+import 'dart:async';
+import 'dart:io';
+import 'package:flutter/foundation.dart';
+import 'package:http/http.dart' as http;
+
+class ErrorService {
+  static Future<void> reportError(dynamic error, StackTrace stackTrace, Map<String, dynamic> deviceInfo) async {
+    try {
+      final String errorMessage = error.toString();
+      final String stackTraceString = stackTrace.toString();
+      final String estimatedCause = _estimateErrorCause(errorMessage);
+      // final String deviceInfo = await _getDeviceInfo();
+
+      final Uri url = Uri.parse('https://rogaining.sumasen.net/report-error');
+      final response = await http.post(
+        url,
+        body: {
+          'error_message': errorMessage,
+          'stack_trace': stackTraceString,
+	  'estimated_cause': estimatedCause,
+          'device_info': deviceInfo,
+        },
+      );
+
+      if (response.statusCode == 200) {
+        // エラー報告が成功した場合の処理（必要に応じて）
+      } else {
+        // エラー報告が失敗した場合の処理（必要に応じて）
+      }
+    } catch (e) {
+      // エラー報告中にエラーが発生した場合の処理（必要に応じて）
+    }
+  }
+
+  static String _estimateErrorCause(String errorMessage) {
+    // エラーメッセージに基づいてエラーの原因を推定するロジックを追加する
+    if (errorMessage.contains('NetworkException')) {
+      return 'ネットワーク接続エラー';
+    } else if (errorMessage.contains('DatabaseException')) {
+      return 'データベースエラー';
+    } else if (errorMessage.contains('AuthenticationException')) {
+      return '認証エラー';
+    } else {
+      return '不明なエラー';
+    }
+  }
+}
+
diff --git a/macos/Flutter/GeneratedPluginRegistrant.swift b/macos/Flutter/GeneratedPluginRegistrant.swift
index 0d0cd75..bdbe12c 100644
--- a/macos/Flutter/GeneratedPluginRegistrant.swift
+++ b/macos/Flutter/GeneratedPluginRegistrant.swift
@@ -6,9 +6,11 @@ import FlutterMacOS
 import Foundation
 
 import connectivity_plus
+import device_info_plus
 import file_selector_macos
 import geolocator_apple
 import isar_flutter_libs
+import package_info_plus
 import path_provider_foundation
 import shared_preferences_foundation
 import sqflite
@@ -16,9 +18,11 @@ import url_launcher_macos
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   ConnectivityPlugin.register(with: registry.registrar(forPlugin: "ConnectivityPlugin"))
+  DeviceInfoPlusMacosPlugin.register(with: registry.registrar(forPlugin: "DeviceInfoPlusMacosPlugin"))
   FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
   GeolocatorPlugin.register(with: registry.registrar(forPlugin: "GeolocatorPlugin"))
   IsarFlutterLibsPlugin.register(with: registry.registrar(forPlugin: "IsarFlutterLibsPlugin"))
+  FPPPackageInfoPlusPlugin.register(with: registry.registrar(forPlugin: "FPPPackageInfoPlusPlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))
diff --git a/pubspec.lock b/pubspec.lock
index e736c6b..10df839 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -165,10 +165,10 @@ packages:
     dependency: transitive
     description:
       name: cross_file
-      sha256: fedaadfa3a6996f75211d835aaeb8fede285dae94262485698afd832371b9a5e
+      sha256: "55d7b444feb71301ef6b8838dbc1ae02e63dd48c8773f3810ff53bb1e2945b32"
       url: "https://pub.dev"
     source: hosted
-    version: "0.3.3+8"
+    version: "0.3.4+1"
   crypto:
     dependency: transitive
     description:
@@ -201,6 +201,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.7.10"
+  device_info_plus:
+    dependency: "direct main"
+    description:
+      name: device_info_plus
+      sha256: "50fb435ed30c6d2525cbfaaa0f46851ea6131315f213c0d921b0e407b34e3b84"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.1"
+  device_info_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: device_info_plus_platform_interface
+      sha256: d3b01d5868b50ae571cd1dc6e502fc94d956b665756180f7b16ead09e836fd64
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.0"
   fake_async:
     dependency: transitive
     description:
@@ -418,10 +434,10 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_riverpod
-      sha256: da9591d1f8d5881628ccd5c25c40e74fc3eef50ba45e40c3905a06e1712412d5
+      sha256: "0f1974eff5bbe774bf1d870e406fc6f29e3d6f1c46bd9c58e7172ff68a785d7d"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.9"
+    version: "2.5.1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -548,10 +564,10 @@ packages:
     dependency: "direct main"
     description:
       name: http
-      sha256: a2bbf9d017fcced29139daa8ed2bba4ece450ab222871df93ca9eec6f80c34ba
+      sha256: "761a297c042deedc1ffbb156d6e2af13886bb305c2a343a4d972504cd67dd938"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.1"
   http_parser:
     dependency: transitive
     description:
@@ -816,6 +832,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.5.0"
+  package_info_plus:
+    dependency: "direct main"
+    description:
+      name: package_info_plus
+      sha256: cb44f49b6e690fa766f023d5b22cac6b9affe741dd792b6ac7ad4fabe0d7b097
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.0"
+  package_info_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: package_info_plus_platform_interface
+      sha256: "9bc8ba46813a4cc42c66ab781470711781940780fd8beddd0c3da62506d3a6c6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   path:
     dependency: transitive
     description:
@@ -980,10 +1012,10 @@ packages:
     dependency: transitive
     description:
       name: pointer_interceptor_web
-      sha256: "9386e064097fd16419e935c23f08f35b58e6aaec155dd39bd6a003b88f9c14b4"
+      sha256: a6237528b46c411d8d55cdfad8fcb3269fc4cbb26060b14bff94879165887d1e
       url: "https://pub.dev"
     source: hosted
-    version: "0.10.1+2"
+    version: "0.10.2"
   pointycastle:
     dependency: transitive
     description:
@@ -1044,10 +1076,10 @@ packages:
     dependency: transitive
     description:
       name: riverpod
-      sha256: "942999ee48b899f8a46a860f1e13cee36f2f77609eb54c5b7a669bb20d550b11"
+      sha256: f21b32ffd26a36555e501b04f4a5dca43ed59e16343f1a30c13632b2351dfa4d
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.9"
+    version: "2.5.1"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -1092,10 +1124,10 @@ packages:
     dependency: transitive
     description:
       name: shared_preferences_web
-      sha256: "7b15ffb9387ea3e237bb7a66b8a23d2147663d391cafc5c8f37b2e7b4bde5d21"
+      sha256: "9aee1089b36bd2aafe06582b7d7817fd317ef05fc30e6ba14bff247d0933042a"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.2"
+    version: "2.3.0"
   shared_preferences_windows:
     dependency: transitive
     description:
@@ -1297,10 +1329,10 @@ packages:
     dependency: transitive
     description:
       name: url_launcher_web
-      sha256: fff0932192afeedf63cdd50ecbb1bc825d31aed259f02bb8dba0f3b729a5e88b
+      sha256: "3692a459204a33e04bc94f5fb91158faf4f2c8903281ddd82915adecdb1a901d"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.3"
+    version: "2.3.0"
   url_launcher_windows:
     dependency: transitive
     description:
@@ -1345,10 +1377,10 @@ packages:
     dependency: transitive
     description:
       name: web
-      sha256: afe077240a270dcfd2aafe77602b4113645af95d0ad31128cc02bce5ac5d5152
+      sha256: "97da13628db363c635202ad97068d47c5b8aa555808e7a9411963c533b449b27"
       url: "https://pub.dev"
     source: hosted
-    version: "0.3.0"
+    version: "0.5.1"
   win32:
     dependency: transitive
     description:
@@ -1357,6 +1389,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "5.2.0"
+  win32_registry:
+    dependency: transitive
+    description:
+      name: win32_registry
+      sha256: "41fd8a189940d8696b1b810efb9abcf60827b6cbfab90b0c43e8439e3a39d85a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.2"
   wkt_parser:
     dependency: transitive
     description:
@@ -1390,5 +1430,5 @@ packages:
     source: hosted
     version: "3.1.2"
 sdks:
-  dart: ">=3.2.3 <4.0.0"
-  flutter: ">=3.16.6"
+  dart: ">=3.3.0 <4.0.0"
+  flutter: ">=3.19.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index acd11ef..5c79059 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -43,6 +43,8 @@ dependencies:
 #  permission_handler_android 12.0.3 (12.0.5 available)
 #  permission_handler_apple 9.3.0 (9.4.4 available)
 #  permission_handler_platform_interface 4.1.0 (4.2.1 available)
+  package_info_plus: ^6.0.0
+  device_info_plus: ^10.0.1
   google_api_availability: ^5.0.0
   tuple: ^2.0.0
   latlong2: ^0.9.0
@@ -82,7 +84,7 @@ dependencies:
   shared_preferences: ^2.0.15
   # gallery_saver: ^2.3.2
   image_gallery_saver: ^2.0.3
-  flutter_riverpod: ^2.4.0
+  flutter_riverpod: ^2.5.1
   http: ^1.1.0
 
 flutter_icons: