diff --git a/app/src/main/java/com/example/cosmosclient/entities/AreaInformation.java b/app/src/main/java/com/example/cosmosclient/entities/AreaInformation.java
index 812b702..9bd78c9 100644
--- a/app/src/main/java/com/example/cosmosclient/entities/AreaInformation.java
+++ b/app/src/main/java/com/example/cosmosclient/entities/AreaInformation.java
@@ -5,7 +5,7 @@
 import java.util.HashMap;
 
 public class AreaInformation {
-    public Location location;
+    public Location location = new Location();
     public HashMap<Integer, ArrayList<Feature>> feature = new HashMap<>();
     public Time lastUpdated;
 
diff --git a/app/src/main/java/com/example/cosmosclient/entities/Feature.java b/app/src/main/java/com/example/cosmosclient/entities/Feature.java
index 37a6d2c..adfc4d5 100644
--- a/app/src/main/java/com/example/cosmosclient/entities/Feature.java
+++ b/app/src/main/java/com/example/cosmosclient/entities/Feature.java
@@ -3,5 +3,5 @@
 public class Feature {
     public String name;
     public int code;
-    public Location location;
+    public Location location = new Location();
 }
diff --git a/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java b/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
index d266d44..371839f 100644
--- a/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
@@ -18,6 +18,7 @@
 
 import com.example.cosmosclient.R;
 import com.example.cosmosclient.app.Cosmos;
+import com.example.cosmosclient.entities.AreaInformation;
 import com.example.cosmosclient.entities.SigninResponse;
 import com.example.cosmosclient.resources.UsersRest;
 
@@ -100,46 +101,52 @@
                             app.setToken(result.token);
                             app.setuId(UserIdText.getText().toString());
 
+//                            AreaInformation area = new AreaInformation();
+//                            area.location.longitude = 23.222;
+//                            area.location.latitude = 23.333;
+//                            app.setAreaInfo(area.location.hashCode(),area);
+//                            AreaInformation aaa = app.getAreaInfo(123456);
+
                             //画面遷移
                             Intent intent = new Intent(getApplication(), GroupListActivity.class);
                             startActivity(intent);
                             Toast.makeText(SigninActivity.this,
                                     "ログインしました", Toast.LENGTH_SHORT).show();
 
-                            //通知オブジェクトの用意と初期化
-                            Notification notification = null;
-
-                            //システムから通知マネージャー取得
-                            NotificationManager notificationManager = (NotificationManager)getSystemService(Context.NOTIFICATION_SERVICE);
-                            //アプリ名をチャンネルIDとして利用
-                            String chID = getString(R.string.app_name);
-
-                            //アンドロイドのバージョンで振り分け
-                            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {     //APIが「26」以上の場合
-
-                                //通知チャンネルIDを生成してインスタンス化
-                                NotificationChannel notificationChannel = new NotificationChannel(chID, chID, NotificationManager.IMPORTANCE_DEFAULT);
-                                //通知の説明のセット
-                                notificationChannel.setDescription(chID);
-                                //通知チャンネルの作成
-                                notificationManager.createNotificationChannel(notificationChannel);
-                                //通知の生成と設定とビルド
-                                notification = new Notification.Builder(SigninActivity.this, chID)
-                                        .setContentTitle(getString(R.string.app_name))  //通知タイトル
-                                        .setContentText("通知確認")        //通知内容
-                                        .setSmallIcon(R.drawable.default_icon_image)                  //通知用アイコン
-                                        .build();                                       //通知のビルド
-                            } else {
-                                //APIが「25」以下の場合
-                                //通知の生成と設定とビルド
-//                                notification = new Notification.Builder(SigninActivity.this)
-//                                        .setContentTitle(getString(R.string.app_name))
-//                                        .setContentText("アプリ通知テスト25まで")
-//                                        .setSmallIcon(R.drawable.default_icon_image)
-//                                        .build();
-                            }
-                            //通知の発行
-                            notificationManager.notify(1, notification);
+//                            //通知オブジェクトの用意と初期化
+//                            Notification notification = null;
+//
+//                            //システムから通知マネージャー取得
+//                            NotificationManager notificationManager = (NotificationManager)getSystemService(Context.NOTIFICATION_SERVICE);
+//                            //アプリ名をチャンネルIDとして利用
+//                            String chID = getString(R.string.app_name);
+//
+//                            //アンドロイドのバージョンで振り分け
+//                            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {     //APIが「26」以上の場合
+//
+//                                //通知チャンネルIDを生成してインスタンス化
+//                                NotificationChannel notificationChannel = new NotificationChannel(chID, chID, NotificationManager.IMPORTANCE_DEFAULT);
+//                                //通知の説明のセット
+//                                notificationChannel.setDescription(chID);
+//                                //通知チャンネルの作成
+//                                notificationManager.createNotificationChannel(notificationChannel);
+//                                //通知の生成と設定とビルド
+//                                notification = new Notification.Builder(SigninActivity.this, chID)
+//                                        .setContentTitle(getString(R.string.app_name))  //通知タイトル
+//                                        .setContentText("通知確認")        //通知内容
+//                                        .setSmallIcon(R.drawable.default_icon_image)                  //通知用アイコン
+//                                        .build();                                       //通知のビルド
+//                            } else {
+//                                //APIが「25」以下の場合
+//                                //通知の生成と設定とビルド
+////                                notification = new Notification.Builder(SigninActivity.this)
+////                                        .setContentTitle(getString(R.string.app_name))
+////                                        .setContentText("アプリ通知テスト25まで")
+////                                        .setSmallIcon(R.drawable.default_icon_image)
+////                                        .build();
+//                            }
+//                            //通知の発行
+//                            notificationManager.notify(1, notification);
                             finish();
 
                         }else{