diff --git a/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java b/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
index 8620b88..a403faa 100644
--- a/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
+++ b/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
@@ -18,6 +18,7 @@
     private Position Position = new Position();
     private ArrayList<Position> positions = new ArrayList<>();
     private Stroke Test = new Stroke();
+    private Gallery gallery = Gallery.getInstance();
 
     /*
      * 1ページの１レイヤーに置ける筆跡情報を全て取得します。
@@ -30,7 +31,13 @@
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     public Stroke getStrokeRest(@PathParam("aid") Integer aid) {
+        var animation = gallery.getAnimationInformation(aid);
         return this.Test;
+//        if(animation != null) {
+//            return this.Test;
+//        }else{
+//            throw new WebApplicationException(401);
+//        }
     }
 
     /*
@@ -47,7 +54,13 @@
     @Produces(MediaType.APPLICATION_JSON)
     public void addStrokes(@PathParam("aid") Integer aid, @FormParam("uid") Integer uid, @FormParam("uidToken") Integer uidToken,
                              @FormParam("pen") Integer pen, @FormParam("color") Integer color, @FormParam("thick") Integer thick) {
+        var animation = gallery.getAnimationInformation(aid);
         this.Test.setStrokes(pen, color, thick);
+//        if(animation != null) {
+//            this.Test.setStrokes(pen, color, thick);
+//        }else{
+//            throw new WebApplicationException(401);
+//        }
     }
 
     /*
@@ -59,7 +72,13 @@
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     public ArrayList<Position> getPositions(@PathParam("aid") Integer aid, @PathParam("strokeNo") Integer strokeNo) {
+        var animation = gallery.getAnimationInformation(aid);
         return this.positions;
+//        if(animation != null) {
+//            return this.positions;
+//        }else{
+//            throw new WebApplicationException(401);
+//        }
     }
 
     /*
@@ -72,8 +91,15 @@
     @POST
     @Produces(MediaType.APPLICATION_JSON)
     public void addPositions(@PathParam("aid") Integer aid, @FormParam("x") Float x, @FormParam("y") Float y) {
+        var animation = gallery.getAnimationInformation(aid);
         this.Position.setXY(x, y);
         this.positions.add(this.Position);
+//        if(animation != null) {
+//            this.Position.setXY(x, y);
+//            this.positions.add(this.Position);
+//        }else{
+//            throw new WebApplicationException(401);
+//        }
     }
 }