diff --git a/src/main/java/org/ntlab/acanthus_server/entities/Animation.java b/src/main/java/org/ntlab/acanthus_server/entities/Animation.java
index 2b97551..4eaeb7a 100644
--- a/src/main/java/org/ntlab/acanthus_server/entities/Animation.java
+++ b/src/main/java/org/ntlab/acanthus_server/entities/Animation.java
@@ -64,6 +64,7 @@
         this.owner = owner;
         this.editors.add(new Editor(owner, true));
         this.pageMap.put(0, new Page());
+        this.pages.add(this.pageMap.get(0));
         this.lastUpdate = date.format(dateTimeFormatter);
     }
 
@@ -223,8 +224,7 @@
         //this.lastAccess = LocalDateTime.of(2015, 12, 15,  0,  0);
 
         // pageとlayerを1枚ずつ追加
-        this.pages.add(new Page());
-        this.pages.get(0).getLayers().add(new Layer());
+        this.pages.add(this.pageMap.get(0));
 
         var newWork = new Work(); //ユーザーの制作作品の作成