diff --git a/src/main/java/com/ntlab/irisserver/resources/GameStateRest.java b/src/main/java/com/ntlab/irisserver/resources/GameStateRest.java
index c6779bd..02aa3ce 100644
--- a/src/main/java/com/ntlab/irisserver/resources/GameStateRest.java
+++ b/src/main/java/com/ntlab/irisserver/resources/GameStateRest.java
@@ -1,15 +1,13 @@
 package com.ntlab.irisserver.resources;
 
+import com.ntlab.irisserver.entities.Cell;
 import com.ntlab.irisserver.entities.Game;
 import com.ntlab.irisserver.entities.Room;
 import com.ntlab.irisserver.entities.Turn;
 import com.ntlab.irisserver.models.RoomManager;
 import org.springframework.stereotype.Component;
 
-import javax.ws.rs.GET;
-import javax.ws.rs.Path;
-import javax.ws.rs.PathParam;
-import javax.ws.rs.Produces;
+import javax.ws.rs.*;
 import javax.ws.rs.core.MediaType;
 import java.util.List;
 
@@ -20,11 +18,16 @@
     @Path("/{rid}/game/opens")
     @GET
     @Produces(MediaType.APPLICATION_JSON)
-    public List<Boolean> getOpens(@PathParam("rid") String rid){
+    public  List<Boolean> getOpens(@PathParam("rid") String rid, @FormParam("cno")Integer cno){
+        List<Boolean> opens= null;
         RoomManager rm = RoomManager.getInstance();
         Room room = rm.getRoom(rid);
         Game game = room.getGame();
-        List<Boolean> opens = game.getOpens();
+        for(int i=0; i<16; i++){
+            Cell cell = game.getCell(i);
+            boolean isOpen = cell.getIsOpen();
+            opens.add(isOpen);
+        }
         return opens;
     }