diff --git a/app/src/main/java/org/ntlab/acanthus_client/Acanthus.java b/app/src/main/java/org/ntlab/acanthus_client/Acanthus.java
index c4c8977..ebe0dd6 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/Acanthus.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/Acanthus.java
@@ -22,7 +22,7 @@
     //-----------------------------------------------------------------
     private Integer aid;
     private Animation currentAnimation;
-    private ArrayList<AnimationJson> animationJsonList;
+    private Collection<AnimationJson> animationJsonList;
 
     //-----------------------------------------------------------------
     // getter
@@ -75,7 +75,7 @@
         return currentAnimation;
     }
 
-    public ArrayList<AnimationJson> getAnimationJsonList(){
+    public Collection<AnimationJson> getAnimationJsonList(){
         return animationJsonList;
     }
 
@@ -136,4 +136,12 @@
         this.animationJsonList.add(animationJson);
     }
     //-----------------------------------------------------------------
+
+//    public void setDummyAnimationJsonList(Integer aid,String name) {
+//        Collection<AnimationJson> animationJsonList = new Collection<AnimationJson>();
+//        AnimationJson dummyAnimationJson = new AnimationJson();
+//        dummyAnimationJson.setAid(aid);
+//        dummyAnimationJson.setName(name);
+//        this.animationJsonList.add(dummyAnimationJson);
+//    }
 }