diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintCanvas.java b/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintCanvas.java
index ed8e222..6f0a508 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintCanvas.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintCanvas.java
@@ -18,6 +18,8 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
 
 import androidx.annotation.Nullable;
 import androidx.lifecycle.LiveData;
@@ -32,14 +34,14 @@
 
 //-----------------------------------------------------------------
 // 描画キャンバスの本体
-public class PaintCanvas extends View {
+public class PaintCanvas extends View implements Runnable{
 
     private Path path;
     private Path path2;
     private Paint paint;
     private Paint paint2;
     private PaintViewModel paintViewModel;
-
+    private ScheduledThreadPoolExecutor thread = new ScheduledThreadPoolExecutor(1);
     //-----------------------------------------------------------------
     //-----------------------------------------------------------------
     public PaintCanvas(Context context, @Nullable AttributeSet attrs) {
@@ -55,6 +57,7 @@
         paint2.setColor(Color.RED);//色の指定
         paint2.setStyle(Paint.Style.STROKE);//線をひく
         paint2.setStrokeWidth(20);//幅
+        thread.scheduleWithFixedDelay(this, 1000L, 200L, TimeUnit.MILLISECONDS);
     }
 
     //-----------------------------------------------------------------
@@ -71,7 +74,6 @@
         super.onDraw(canvas);
         canvas.drawPath(path, paint);
         canvas.drawPath(path2, paint2);
-        getCanvas();
     }
 
     //-----------------------------------------------------------------
@@ -118,7 +120,7 @@
     //-----------------------------------------------------------------
     // 押した瞬間の処理
     private void onTouched(float x, float y) {
-        path = new Path();
+        //path = new Path();
         path.moveTo(x, y);
         invalidate();
     }
@@ -134,7 +136,7 @@
     //-----------------------------------------------------------------
     // 押した瞬間の処理
     private void onTouched2(float x, float y) {
-        path2 = new Path();
+        //path2 = new Path();
         path2.moveTo(x, y);
         invalidate();
     }
@@ -149,6 +151,7 @@
     //描写するための取得
     public void getCanvas() {
         int cnt = 0;
+        path2.reset();//ここで一旦クリア
         for (Stroke s : paintViewModel.getStroke().getValue()) {
             for (Position p : s.getPositions()) {
                 if (cnt == 0) {
@@ -161,4 +164,10 @@
             cnt = 0;
         }
     }
+
+    // 一定間隔でサーバー上の筆跡を取得する（GET）
+    @Override
+    public void run() {
+        getCanvas();
+    }
 }
\ No newline at end of file