diff --git a/src/main/java/com/example/cosmos_serversb/jsons/GroupJson.java b/src/main/java/com/example/cosmos_serversb/jsons/GroupJson.java
index 3708bef..2b2a534 100644
--- a/src/main/java/com/example/cosmos_serversb/jsons/GroupJson.java
+++ b/src/main/java/com/example/cosmos_serversb/jsons/GroupJson.java
@@ -13,17 +13,15 @@
 public class GroupJson {
     private String gId;
     private String uri, name;
-    //private Map<String, String> members = new HashMap<>();//HashSetでいいのかな？
     private ArrayList<UidUriJson> members = new ArrayList<>();
-    private Map<String, String> requests = new HashMap<>();
+    private ArrayList<RidUriJson> requests = new ArrayList<>();
 
     public GroupJson(Group group){
         setgId(group.getgId());
         setUri(group.getUri());
         setName(group.getName());
-        //changeMembersMap(group.getMembers());
         createUidUri(group.getMembers());
-        changeRequestsMap(group.getRequests());
+        createRidUri(group.getRequests());
     }
 
     public String getgId() {
@@ -58,15 +56,6 @@
         return name;
     }
 
-//    public Map<String, String> getMembers() {
-//        return members;
-//    }
-
-//    public void setMembers(Map<String, String> members) {
-//        this.members = members;
-//    }
-
-
     public ArrayList<UidUriJson> getMembers() {
         return members;
     }
@@ -75,11 +64,11 @@
         this.members = members;
     }
 
-    public Map<String, String> getRequests() {
+    public ArrayList<RidUriJson> getRequest() {
         return requests;
     }
 
-    public void setRequests(Map<String, String> requests) {
+    public void setRequests(ArrayList<RidUriJson> requests) {
         this.requests = requests;
     }
 
@@ -89,20 +78,11 @@
         }
     }
 
-//    private void changeMembersMap(Set set){
-//        for ( User user : (Set<User>) set ) {
-//            members.put(user.getuId(), getUri());
-//        }
-//    }
-
-    private void changeRequestsMap(Set set){
+    private void createRidUri(Set set){
         for ( Request request : (Set<Request>) set ) {
-            requests.put(request.getrId(), getUri());
+            requests.add( new RidUriJson(request) );
         }
     }
 
-
-
-
 }
 
diff --git a/src/main/java/com/example/cosmos_serversb/jsons/RidUriJson.java b/src/main/java/com/example/cosmos_serversb/jsons/RidUriJson.java
new file mode 100644
index 0000000..fc873cb
--- /dev/null
+++ b/src/main/java/com/example/cosmos_serversb/jsons/RidUriJson.java
@@ -0,0 +1,35 @@
+package com.example.cosmos_serversb.jsons;
+
+import com.example.cosmos_serversb.entities.Request;
+import com.example.cosmos_serversb.entities.User;
+
+public class RidUriJson {
+    private String rId;
+    private String uri;
+
+    public RidUriJson(){
+
+    }
+
+    public RidUriJson(Request request){
+        setuId(request.getrId());
+        setUri(request.getUri());
+    }
+
+    private void setuId(String uId) {
+        this.rId = rId;
+    }
+
+    public String getuId() {
+        return rId;
+    }
+
+    private void setUri(String uri){
+        this.uri = uri;
+    }
+
+    public String getUri(){
+        return uri;
+    }
+
+}