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 441ed09..e76eaeb 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
@@ -39,7 +39,7 @@
     private Timer timer;
     private CountUpTimerTask timerTask;
     private Handler handler = new Handler(Looper.getMainLooper());
-    private int msec = 500;
+    private int msec = 1000;
 
     //ボタン系
     private boolean buttonView = true;
@@ -84,12 +84,6 @@
         buttonPlayback.setOnClickListener(new View.OnClickListener(){
             public void onClick(View v) {
                 onClickPlayback();
-                if(player){
-                    buttonPlayback.setBackgroundDrawable(getResources().getDrawable(R.drawable.ic_baseline_play_arrow));
-                }
-                else {
-                    buttonPlayback.setBackgroundDrawable(getResources().getDrawable(R.drawable.ic_baseline_pause));
-                }
             }
         });
 
@@ -130,10 +124,7 @@
         buttonDetail = findViewById(R.id.button_detail);
         buttonDetail.setOnClickListener(new View.OnClickListener(){
             public void onClick(View v) {
-                if(player){
-                    onClickPlayback();
-                    buttonPlayback.setBackgroundDrawable(getResources().getDrawable(R.drawable.ic_baseline_play_arrow));
-                }
+                if(player) onClickPlayback();
                 Intent intent = new Intent(AnimationActivity.this, AnimationDetailActivity.class);
                 intent.putExtra("AnimationJsonData", animationJson);
                 startActivity(intent);
@@ -231,14 +222,16 @@
             //timerの終了
             timer.cancel();
             timer = null;
-            player = true;
+            buttonPlayback.setBackgroundDrawable(getResources().getDrawable(R.drawable.ic_baseline_play_arrow));
+            player = false;
         }
         else{
             //timerの生成
             this.timer = new Timer();
             this.timerTask = new CountUpTimerTask();
             this.timer.schedule(timerTask,0, this.msec);//スケジュールを100ms毎に設定する。
-            player = false;
+            buttonPlayback.setBackgroundDrawable(getResources().getDrawable(R.drawable.ic_baseline_pause));
+            player = true;
         }
     }