diff --git a/src/main/java/com/ntlab/irisserver/entities/Cell.java b/src/main/java/com/ntlab/irisserver/entities/Cell.java
index 1bc894e..5eca7ac 100644
--- a/src/main/java/com/ntlab/irisserver/entities/Cell.java
+++ b/src/main/java/com/ntlab/irisserver/entities/Cell.java
@@ -8,10 +8,13 @@
     private boolean isOpen;
 
     @JsonProperty("color")
-    private String color;
+    public String color;
 
     @JsonProperty("dno")
-    private int dno;
+    public int dno;
+
+    @JsonProperty("cno")
+    public int cno;
 
     public Cell(){
         isOpen=false;
@@ -24,10 +27,14 @@
 
     public void setDno(int dno) {this.dno = dno;}
 
+    public void setCno(int cno) {this.cno = cno;}
+
     public boolean getIsOpen() {return this.isOpen;}
 
     public String getColor() {return this.color;}
 
     public int getDno() {return this.dno;}
 
+    public int getCno() {return this.cno;}
+
 }