diff --git a/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java b/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java
index f8813ed..d83bf9e 100644
--- a/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java
@@ -25,9 +25,9 @@
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_make_group);
 
+        //各種IDを取得
         final EditText groupNameText = findViewById(R.id.groupNameText);
         Button createGroupButton = findViewById(R.id.createGroupButton);
-        String name;
         final String uId,token;
 
         //グループ作成に必要な情報の取得
@@ -45,6 +45,7 @@
         //interfaceから実装を取得
         final GroupsRest createGroupService = retrofit.create(GroupsRest.class);
 
+        //グループ作成ボタン処理
         createGroupButton.setOnClickListener(new View.OnClickListener(){
             @Override
             public void onClick(View view){
@@ -55,6 +56,7 @@
                         @Override
                         public void onResponse(Call<Group> call, Response<Group> response) {
                             if (response.isSuccessful()) {
+                                //成功時
                                 Group result = response.body();
 
 //                                //確認用
@@ -63,35 +65,29 @@
 //                                System.out.println(result.getRequests());
 //                                System.out.println(result.getUri());
 
-                                Toast.makeText(CreateGroupActivity.this, "グループを作成しました", Toast.LENGTH_SHORT).show();
-
+                                Toast.makeText(CreateGroupActivity.this,
+                                        "グループを作成しました", Toast.LENGTH_SHORT).show();
                                 finish();
-
                             } else {
+                                //onFailureでキャッチできない用のエラー
                                 System.out.println("");
-                                Toast.makeText(CreateGroupActivity.this,"通信エラー",Toast.LENGTH_SHORT).show();
+                                Toast.makeText(CreateGroupActivity.this,
+                                        "通信エラー",Toast.LENGTH_SHORT).show();
                             }
                         }
 
                         @Override
                         public void onFailure(Call<Group> call, Throwable t) {
+                            //失敗時
                             t.printStackTrace();
-                            Toast.makeText(CreateGroupActivity.this,"グループ作成失敗",Toast.LENGTH_SHORT);
+                            Toast.makeText(CreateGroupActivity.this,
+                                    "グループ作成失敗",Toast.LENGTH_SHORT);
                         }
                     });
                 }catch(Exception e){
                     e.printStackTrace();
                 }
-
             }
         });
-
-
-
-
-
-
-
-
     }
 }