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 615393f..f54f352 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
@@ -14,6 +14,7 @@
 @Component
 @Path("/gallery")
 public class StrokesRest {
+    Position Position = new Position();
 
     /*
      * 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。
@@ -54,8 +55,6 @@
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     public ArrayList<HashMap<String, Integer>> getPositions(@PathParam("aid") Integer aid, @PathParam("strokeNo") Integer strokeNo) {
-        Position Position = new Position();
-
         Position.putPosition("x", 80);
         Position.putPosition("y", 50);