diff --git a/app/src/main/java/com/example/cosmosclient/entities/ToJoinGroupRetrofitMethods.java b/app/src/main/java/com/example/cosmosclient/entities/ToJoinGroupRetrofitMethods.java
index da36980..774a3f1 100644
--- a/app/src/main/java/com/example/cosmosclient/entities/ToJoinGroupRetrofitMethods.java
+++ b/app/src/main/java/com/example/cosmosclient/entities/ToJoinGroupRetrofitMethods.java
@@ -24,6 +24,7 @@
 
 public class ToJoinGroupRetrofitMethods extends AppCompatActivity {
     public ToJoinGroupRetrofitMethods() {
+
     }
     public String runRetrofit() {
         //retrofitの処理