diff --git a/src/main/java/org/ntlab/acanthus_server/entities/Position.java b/src/main/java/org/ntlab/acanthus_server/entities/Position.java
index d1c638d..c1004e2 100644
--- a/src/main/java/org/ntlab/acanthus_server/entities/Position.java
+++ b/src/main/java/org/ntlab/acanthus_server/entities/Position.java
@@ -9,6 +9,7 @@
 public class Position {
     private float x;
     private float y;
+    private int strokeNo;
 
     public float getX() {
         return x;
@@ -16,10 +17,18 @@
     public float getY() {
         return y;
     }
+    public int StrokeNo() {
+        return strokeNo;
+    }
 
     public void setXY(float x, float y) {
         this.x = x;
         this.y = y;
     }
 
+    public void setStrokeNo(int strokeNo) {
+        this.strokeNo = strokeNo;
+        System.out.println(this.strokeNo);
+    }
+
 }
diff --git a/src/main/java/org/ntlab/acanthus_server/entities/Stroke.java b/src/main/java/org/ntlab/acanthus_server/entities/Stroke.java
index af314c4..d3c350a 100644
--- a/src/main/java/org/ntlab/acanthus_server/entities/Stroke.java
+++ b/src/main/java/org/ntlab/acanthus_server/entities/Stroke.java
@@ -7,7 +7,7 @@
 
 public class Stroke {
     private static int strokeNoCount; //strokeNoを数えるためだけ
-    private int strokeNo;
+    private int strokeNo = 0;
     private int pen;
     private int color;
     private int thickness;
@@ -31,8 +31,8 @@
 
     //書き始めたらstrokeNoを追加する。
     public void addStrokeNo(){
-        strokeNoCount++;
         this.strokeNo = strokeNoCount;
+        strokeNoCount++;
     }
 
     public void addStrokes(int pen, int color, int thickness) {
@@ -41,8 +41,8 @@
         this.thickness = thickness;
     }
 
-    public void addPosition(ArrayList<Position> positions) {
-        this.positions = positions;
+    public void addPosition(Position positions) {
+        this.positions.add(positions);
     }
 
 }
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 3714886..8951c51 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
@@ -54,11 +54,17 @@
     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);
-        Stroke Test = new Stroke();
-        Test.addStrokes(pen, color, thick);
-        Test.addStrokeNo();//strokeNoを＋１する
-        Test.addPosition(this.positions);
-        this.strokes.add(Test);
+        Stroke Stroke = new Stroke();
+        Stroke.addStrokes(pen, color, thick);
+        Stroke.addStrokeNo();//strokeNoを＋１する
+
+        for (int i = 0; i < this.positions.size(); i++) {
+            if (this.positions.get(i).StrokeNo() == Stroke.getStrokeNo()) {
+                Stroke.addPosition(this.positions.get(i));
+            }
+        }
+
+        this.strokes.add(Stroke);
 //        if(animation != null) {
 //            this.Test.setStrokes(pen, color, thick);
 //        }else{
@@ -97,12 +103,15 @@
     public void addPositions(@PathParam("aid") Integer aid, @PathParam("strokeNo") Integer strokeNo, @FormParam("x") Float x, @FormParam("y") Float y) {
         var animation = gallery.getAnimationInformation(aid);
 
-//        Stroke stroke = strokes.get(strokeNo);
 
-        Position position = new Position();
-        position.setXY(x, y);
+
+        Position Position = new Position();
+
+        Position.setStrokeNo(strokeNo);
+
+        Position.setXY(x, y);
 //        stroke.addPosition(Position);
-        this.positions.add(position);
+        this.positions.add(Position);
 //        if(animation != null) {
 //            this.Position.setXY(x, y);
 //            this.positions.add(this.Position);