diff --git a/src/main/java/com/example/cosmos_serversb/entities/Group.java b/src/main/java/com/example/cosmos_serversb/entities/Group.java
index ff277a5..50e19c2 100644
--- a/src/main/java/com/example/cosmos_serversb/entities/Group.java
+++ b/src/main/java/com/example/cosmos_serversb/entities/Group.java
@@ -1,13 +1,8 @@
+//このクラスは仮です
 package com.example.cosmos_serversb.entities;
 
 import java.util.ArrayList;
 
-//後で岸本君が作ってくれるやつへ移行
-enum DeleteResult {
-    SUCCESS,
-    FAILURE
-}
-
 public class Group {
     private String gId, uri, name;
     //private ArrayList<User> members;
diff --git a/src/main/java/com/example/cosmos_serversb/entities/Request.java b/src/main/java/com/example/cosmos_serversb/entities/Request.java
index 6c07f49..23e9280 100644
--- a/src/main/java/com/example/cosmos_serversb/entities/Request.java
+++ b/src/main/java/com/example/cosmos_serversb/entities/Request.java
@@ -1,7 +1,8 @@
+//このクラスは仮です
 package com.example.cosmos_serversb.entities;
 
 public class Request {
-    private String rId, uri, date, IssuerUid, productName, deadline;
+    private String rId, uri, date, IssuerUid, product, deadline;
     private int location;// YahooローカルサーチAPIの業種コード
     private boolean done;
 
diff --git a/src/main/java/com/example/cosmos_serversb/models/Groups.java b/src/main/java/com/example/cosmos_serversb/models/Groups.java
index 9319efc..9be39df 100644
--- a/src/main/java/com/example/cosmos_serversb/models/Groups.java
+++ b/src/main/java/com/example/cosmos_serversb/models/Groups.java
@@ -5,12 +5,13 @@
 import javax.inject.Singleton;
 import com.example.cosmos_serversb.entities.*;
 
+/*
 //後で岸本君が作ってくれるやつへ移行
 enum DeleteResult {
     SUCCESS,
     FAILURE
 }
-
+*/
 
 @Singleton
 public class Groups {
@@ -45,16 +46,39 @@
         return null;
     }
 
+    public HashMap<String, String> getMembersListByGid(String gId, String token){
+        return null;
+    }
 
+    public HashMap<String, String> addMember(String gId, String uId,String token){
+        return null;
+    }
 
-    /*リクエスト*/
+    public HashMap<String, String> deleteMember(String gId, String uId,String token){
+        return null;
+    }
+
     public HashMap<String, String> getRequestsListByGid(String gId, String token){
         return null;
     }
 
-    //リクエストの発行
+    public Request addRequests(String gId, String uId, String product,
+                                               String deadline, int location, String token){
+        return null;
+    }
 
+    public Request getRequestDetailByGidAndRid(String gId, String rId, String token){
+        return null;
+    }
 
+    public Request updateRequest(String gId, String rId, String uId, String product,
+                                 String deadline, int location, boolean done, String token) {
+        return null;
+    }
+
+    public DeleteResult deleteRequest(String gId, String rId, String token){
+        return null;
+    }