diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationActivity.java b/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationActivity.java
index c5f65f5..2bc13ac 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationActivity.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationActivity.java
@@ -3,16 +3,29 @@
 import androidx.appcompat.app.AppCompatActivity;
 
 import android.os.Bundle;
-import org.ntlab.acanthus_client.R;
+
 
 public class AnimationActivity extends AppCompatActivity {
+    private AnimationCanvas animationCanvas;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_animation);
 
-        AnimationCanvas animation = new AnimationCanvas(this);
-        setContentView(animation);
+        animationCanvas = new AnimationCanvas(this);
+        setContentView(animationCanvas);
     }
+
+    @Override
+    protected void onPause(){
+        super.onPause();
+        animationCanvas.onPouse();
+    }
+
+    @Override
+    protected void onResume(){
+        super.onResume();
+        animationCanvas.onResume();
+    }
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationCanvas.java b/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationCanvas.java
index 9241984..bfa5351 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationCanvas.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/animation/AnimationCanvas.java
@@ -2,53 +2,82 @@
 
 import android.content.Context;
 import android.graphics.Canvas;
-import android.graphics.Color;
 import android.graphics.Paint;
+
 import android.view.View;
 
-import org.ntlab.acanthus_client.Acanthus;
-import org.ntlab.acanthus_client.entities.Position;
-import org.ntlab.acanthus_client.entities.Stroke;
 
-import java.util.ArrayList;
+import org.ntlab.acanthus_client.Acanthus;
+
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
 
 import retrofit2.Retrofit;
 
 public class AnimationCanvas extends View {
     private Retrofit retrofit;
     private Acanthus acanthus;
-    private AnimationViewModel animation = new AnimationViewModel();
+    private AnimationViewModel animationViewModel = new AnimationViewModel();
     private Paint paint = new Paint();
 
+
+    private ScheduledExecutorService ses = null;
+
+    private int pageNo = 0;
+
+
+    private final Runnable task = new Runnable(){
+        @Override
+        public void run(){
+            pageNo++;
+            postInvalidate();
+        }
+    };
+
     public AnimationCanvas(Context context) {
         super(context);
     }
-/*
-    @Override
-    protected void onDraw(Canvas canvas) {
-        super.onDraw(canvas);
-        Stroke stroke = retrofit.create(Stroke.class);
-        paint.setStrokeWidth(stroke.getThickness());
-        paint.setColor(stroke.getColor());
-        ArrayList<Position> pts = stroke.getPositions();
-        //canvas.drawLines(pts, paint);
-    }
-*/
+
+    /*
+        @Override
+        protected void onDraw(Canvas canvas) {
+            super.onDraw(canvas);
+            Stroke stroke = retrofit.create(Stroke.class);
+            paint.setStrokeWidth(stroke.getThickness());
+            paint.setColor(stroke.getColor());
+            ArrayList<Position> pts = stroke.getPositions();
+            //canvas.drawLines(pts, paint);
+        }
+    */
     //ダミーです。
     @Override
     protected void onDraw(Canvas canvas) {
         super.onDraw(canvas);
 
-        //canvas.drawRect(100, 100, 200, 300, paint);
-        //canvas.drawRect(300, 200, 400, 400, paint);
-        //canvas.drawRect(500, 300, 600, 500, paint);
-
+        canvas.drawRect(100, 100, 200, 300, paint);
+        canvas.drawRect(300, 200, 400, 400, paint);
+        canvas.drawRect(500, 100 + pageNo, 600, 300 + pageNo, paint);
+/*
         //Stroke stroke = retrofit.create(Stroke.class);
         paint.setStrokeWidth(20);
         paint.setColor(Color.RED);
         float pts[] = {100, 1000, 500, 100, 500, 100, 900, 1000, 900, 1000, 250, 450, 250, 450, 800, 450};
         canvas.drawLines(pts, paint);
+*/
+    }
 
+    public void onResume(){
+        //タイマーの作成
+        ses = Executors.newSingleThreadScheduledExecutor();
+        //タイマーを100msごとにRunnableの処理を実行
+        ses.scheduleAtFixedRate(task, 0L, 100L, TimeUnit.MILLISECONDS);
+    }
+
+    public void onPouse(){
+        //タイマーを停止する
+        ses.shutdown();
+        ses = null;
     }
 
 }
diff --git a/app/src/main/res/layout/activity_animation.xml b/app/src/main/res/layout/activity_animation.xml
index 86095c2..e9aedc5 100644
--- a/app/src/main/res/layout/activity_animation.xml
+++ b/app/src/main/res/layout/activity_animation.xml
@@ -6,4 +6,13 @@
     android:layout_height="match_parent"
     tools:context=".views.animation.AnimationActivity">
 
+    <TextView
+        android:id="@+id/textView2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="TextView"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file