diff --git a/app/src/main/java/com/example/nemophila/LoginActivity.java b/app/src/main/java/com/example/nemophila/LoginActivity.java
index c3bdf20..18169eb 100644
--- a/app/src/main/java/com/example/nemophila/LoginActivity.java
+++ b/app/src/main/java/com/example/nemophila/LoginActivity.java
@@ -37,6 +37,7 @@
         if ((nemophila.getUid() != null) && (nemophila.getToken() != null)){
             Intent intent = new Intent(LoginActivity.this,MainActivity.class);
             startActivity(intent);
+            return;
         }
 
         //通信の初期化
@@ -65,10 +66,12 @@
                         if (response.isSuccessful()) {
                             System.out.println("通信成功:changeBelongsAndMaster");
 
+                            //nemophila(自端末)にname,id,tokenを記憶
                             nemophila.setName(response.body().getName());
                             nemophila.setUid(response.body().getId());
                             nemophila.setToken(response.body().getToken());
 
+                            //mainに画面遷移
                             Intent intent = new Intent(LoginActivity.this,MainActivity.class);
                             startActivity(intent);
                         } else {