diff --git a/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java b/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
index d75c241..be74306 100644
--- a/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
+++ b/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
@@ -20,7 +20,7 @@
 import retrofit2.Response;
 import retrofit2.converter.jackson.JacksonConverterFactory;
 
-public class DrawingStateViewModel extends TimerViewModel {
+public class DrawingStateViewModel extends ViewModel {
 
     final private MutableLiveData<Integer> stateMutableLiveData=new MutableLiveData<>();
     final private MutableLiveData<Integer> dnoMutableLiveData=new MutableLiveData<>();
@@ -42,13 +42,6 @@
         return this.stateMutableLiveData;
     }
 
-    public void run(){test();}
-
-
-    private void test(){
-        System.out.print("タイマーのデバッグ");
-    }
-
 
     public void updateState(String rid) {
 
diff --git a/app/src/main/java/org/ntlab/irisclient/viewmodels/TimerViewModel.java b/app/src/main/java/org/ntlab/irisclient/viewmodels/TimerViewModel.java
index 11558e8..9254669 100644
--- a/app/src/main/java/org/ntlab/irisclient/viewmodels/TimerViewModel.java
+++ b/app/src/main/java/org/ntlab/irisclient/viewmodels/TimerViewModel.java
@@ -27,10 +27,11 @@
     // 一定間隔でサーバー上の筆跡を取得する（GET）
     @Override
     public void run() {
-        System.out.print("タイマービューモデル");
-        //この関数は数秒ごとに実行される
+        update();
     }
 
+    public abstract void update();
+
     //-----------------------------------------------------------------
     //何ミリ秒ごとにrun()を実行するかを決める
     public void start(int interval) {