diff --git a/app/src/main/java/org/ntlab/amaryllis/client/VoiceTest.java b/app/src/main/java/org/ntlab/amaryllis/client/VoiceTest.java
index 5f9937c..983812a 100644
--- a/app/src/main/java/org/ntlab/amaryllis/client/VoiceTest.java
+++ b/app/src/main/java/org/ntlab/amaryllis/client/VoiceTest.java
@@ -40,7 +40,7 @@
     //};
 
     //再生開始&再生中止
-    private void startPlay(){
+    private void startPlay() {
         ImageView Stoping = findViewById(R.id.Stoping);
         ImageView Playing = findViewById(R.id.Playing);
         float Tmin = 0;
@@ -48,19 +48,19 @@
         //mp = new MediaPlayer();
         //mp = MediaPlayer.create(this,R.raw.bgm);
 
-        if(mp.isPlaying()){
+        if (mp.isPlaying()) {
             mp.stop();//再生を中断
             //mp.pause();//途中から再生を再開したい時はこっちを使う必要があるかも
             Stoping.setAlpha(1.0f);//画像が見えるようにする処理
             Playing.setAlpha(0.0f);//画像が見えないようにする処理
             //try{
-                //mp.prepare();
+            //mp.prepare();
             //}catch(IllegalStateException e){
-                //e.printStackTrace();
+            //e.printStackTrace();
             //}catch(IOException e){
-                //e.printStackTrace();
+            //e.printStackTrace();
             //}
-        }else {
+        } else {
             try {
                 //mp = new MediaPlayer();
                 mp.setDataSource(file.getAbsolutePath());//再生するファイルを持ってくる
@@ -68,7 +68,7 @@
                 //OutputStream filePath = openFileOutput("a",MODE_PRIVATE);
                 //mp.setDataSource(filePath);
                 mp.prepare();
-            }catch(IllegalStateException e){
+            } catch (IllegalStateException e) {
                 e.printStackTrace();
 
                 //if(StartChange == 1){
@@ -103,7 +103,7 @@
             }
             totalTime = mp.getDuration();
             String S_totalTime = createTimeLabel(totalTime);//createTimeLabelにtotalTimeを渡す。
-            TextView voiceTime = (TextView)findViewById(R.id.voiceTime);
+            TextView voiceTime = (TextView) findViewById(R.id.voiceTime);
             voiceTime.setText(S_totalTime);
             mp.seekTo(0);
             mp.start();//再生スタート
@@ -113,21 +113,21 @@
     }
 
     //totalTimeを分、秒に変換
-    public String createTimeLabel(int time){
+    public String createTimeLabel(int time) {
         String timeLabel = "";
-        int min = time/1000/60;
-        int sec = time/1000%60;
+        int min = time / 1000 / 60;
+        int sec = time / 1000 % 60;
 
         timeLabel = min + ":";
-        if(sec < 10) timeLabel += "0";
+        if (sec < 10) timeLabel += "0";
         timeLabel += sec;
         return timeLabel;
     }
 
     //録音開始&録音終了
-    private void startRecord(){
+    private void startRecord() {
 
-        if(StartChange == 0) {
+        if (StartChange == 0) {
             try {
                 mr.stop();
                 mr.reset();
@@ -136,7 +136,7 @@
             } catch (Exception e) {
                 e.printStackTrace();
             }
-        }else {
+        } else {
             try {
                 mr = new MediaRecorder();
                 mr.setAudioSource(MediaRecorder.AudioSource.MIC);
@@ -159,95 +159,94 @@
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_voice_test);
-        file = new File(getFilesDir(),"Sample.3gp");
+        file = new File(getFilesDir(), "Sample.3gp");
         mp = new MediaPlayer();
 
 
-
-        Button Rokuon = (Button)findViewById(R.id.button2);
-        Rokuon.setOnClickListener(new View.OnClickListener(){
-            public void onClick(View x){
-                TextView textView1 = (TextView)findViewById(R.id.text);
+        Button Rokuon = (Button) findViewById(R.id.button2);
+        Rokuon.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View x) {
+                TextView textView1 = (TextView) findViewById(R.id.text);
                 textView1.setText("Rokuon Start!");
                 startRecord();
             }
         });
 
-        Button RTeisi = (Button)findViewById(R.id.button3);
-        RTeisi.setOnClickListener(new View.OnClickListener(){
-            public void onClick(View x){
-                TextView textView1 = (TextView)findViewById(R.id.text);
-                textView1.setText("Rokuon Stop!");
-                //stopRecord();
-            }
-        });
+        //Button RTeisi = (Button)findViewById(R.id.button3);
+        //RTeisi.setOnClickListener(new View.OnClickListener(){
+        //public void onClick(View x){
+        //TextView textView1 = (TextView)findViewById(R.id.text);
+        //textView1.setText("Rokuon Stop!");
+        //stopRecord();
+        //}
+        //});
 
-        Button Saisei = (Button)findViewById(R.id.button4);
+        Button Saisei = (Button) findViewById(R.id.button4);
         //Saisei.setAlpha(0);
-        Saisei.setOnClickListener(new View.OnClickListener(){
-            public void onClick(View x){
-                TextView textView1 = (TextView)findViewById(R.id.text);
+        Saisei.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View x) {
+                TextView textView1 = (TextView) findViewById(R.id.text);
                 textView1.setText("Saisei Start!");
 
                 startPlay();
             }
         });
 
-        Button STeisi = (Button)findViewById(R.id.button5);
-        STeisi.setOnClickListener(new View.OnClickListener(){
-            public void onClick(View x){
-                TextView textView1 = (TextView)findViewById(R.id.text);
-                textView1.setText("Saisei Stop!");
-                //stopPlay();
-            }
-        });
-    }
+        //Button STeisi = (Button)findViewById(R.id.button5);
+        //STeisi.setOnClickListener(new View.OnClickListener(){
+        //public void onClick(View x){
+        //TextView textView1 = (TextView)findViewById(R.id.text);
+        //textView1.setText("Saisei Stop!");
+        //stopPlay();
+        //}
+        //});
+        //}
 
-    //private Handler handler = new Handler(){
+        //private Handler handler = new Handler(){
         //@Override
         //public void handleMessage(Message msg){
-            //int currentPosition = msg.what;
+        //int currentPosition = msg.what;
 
-            //再生位置を更新
-            //positionBar.setProgress(currentPositon);
+        //再生位置を更新
+        //positionBar.setProgress(currentPositon);
 
-            //経過時間ラベル更新
-            //String elapsedTime = createTimeLabel(currentPosition);
-            //elapseTimeLabel.setText(elapsedTime);
+        //経過時間ラベル更新
+        //String elapsedTime = createTimeLabel(currentPosition);
+        //elapseTimeLabel.setText(elapsedTime);
 
-            //残り時間ラベル更新
-            //String remainingTime = createTimeLabel(totalTime - currentPosition);
-            //remainingTimeLabel.setText("-" + remainingTime);
+        //残り時間ラベル更新
+        //String remainingTime = createTimeLabel(totalTime - currentPosition);
+        //remainingTimeLabel.setText("-" + remainingTime);
         //}
-    //};
+        //};
 
 
-
-    //再生停止
-    //private void stopPlay(){
+        //再生停止
+        //private void stopPlay(){
         //try{
-            //mp.stop();
-            //mp.prepare();
-            //mp.release();
+        //mp.stop();
+        //mp.prepare();
+        //mp.release();
         //}catch(IllegalStateException e){
-            //e.printStackTrace();
+        //e.printStackTrace();
         //}catch(Exception e){
-            //e.printStackTrace();
+        //e.printStackTrace();
         //}
-    //}
+        //}
 
 
-    //録音終了
-    //private void stopRecord(){
+        //録音終了
+        //private void stopRecord(){
         //try{
-            //mr.stop();
-            //mr.reset();
-            //mr.release();
+        //mr.stop();
+        //mr.reset();
+        //mr.release();
 
         //}catch(Exception e){
-            //e.printStackTrace();
+        //e.printStackTrace();
         //}
-    //}
+        //}
 
+    }
 }
 
diff --git a/app/src/main/res/layout/activity_voice_test.xml b/app/src/main/res/layout/activity_voice_test.xml
index 20389a6..ec5c3be 100644
--- a/app/src/main/res/layout/activity_voice_test.xml
+++ b/app/src/main/res/layout/activity_voice_test.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".VoiceTest">
+    tools:context="VoiceTest">
 
     <LinearLayout
         android:id="@+id/linearLayout"
@@ -18,27 +18,33 @@
 
         <Button
             android:id="@+id/button2"
-            android:layout_width="wrap_content"
+            android:layout_width="73dp"
             android:layout_height="wrap_content"
             android:text="録音" />
 
-        <Button
-            android:id="@+id/button3"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="録音停止" />
+        <FrameLayout
+            android:layout_width="73dp"
+            android:layout_height="60dp">
 
-        <Button
-            android:id="@+id/button4"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="再生" />
+            <Button
+                android:id="@+id/button4"
+                android:layout_width="68dp"
+                android:layout_height="51dp"
+                android:text="再生" />
 
-        <Button
-            android:id="@+id/button5"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="再生停止" />
+            <ImageView
+                android:id="@+id/Stoping"
+                android:layout_width="59dp"
+                android:layout_height="51dp"
+                app:srcCompat="@android:drawable/ic_media_play" />
+
+            <ImageView
+                android:id="@+id/Playing"
+                android:layout_width="61dp"
+                android:layout_height="54dp"
+                android:alpha="0"
+                app:srcCompat="@android:drawable/ic_media_pause" />
+        </FrameLayout>
 
         <TextView
             android:id="@+id/text"
@@ -66,41 +72,20 @@
         app:layout_constraintVertical_bias="0.896" />
 
     <ImageView
-        android:id="@+id/Stoping"
-        android:layout_width="123dp"
-        android:layout_height="61dp"
-        app:layout_constraintTop_toBottomOf="@+id/linearLayout"
-        app:srcCompat="@android:drawable/ic_media_play"
-        tools:layout_editor_absoluteX="25dp" />
-
-    <ImageView
-        android:id="@+id/Playing"
-        android:layout_width="125dp"
-        android:layout_height="65dp"
-        android:layout_marginTop="100dp"
-        android:alpha="0"
-        app:layout_constraintTop_toBottomOf="@+id/linearLayout"
-        app:srcCompat="@android:drawable/ic_media_pause"
-        tools:layout_editor_absoluteX="25dp" />
-
-    <ImageView
         android:id="@+id/imageView3"
         android:layout_width="79dp"
         android:layout_height="103dp"
-        android:layout_marginStart="88dp"
         android:layout_marginTop="40dp"
-        app:layout_constraintStart_toEndOf="@+id/Stoping"
         app:layout_constraintTop_toBottomOf="@+id/linearLayout"
-        app:srcCompat="@android:drawable/stat_notify_call_mute" />
+        app:srcCompat="@android:drawable/stat_notify_call_mute"
+        tools:layout_editor_absoluteX="172dp" />
 
     <ImageView
         android:id="@+id/imageView4"
         android:layout_width="83dp"
         android:layout_height="114dp"
-        android:layout_marginStart="88dp"
-        android:layout_marginTop="176dp"
-        app:layout_constraintStart_toEndOf="@+id/Stoping"
-        app:layout_constraintTop_toBottomOf="@+id/linearLayout"
-        app:srcCompat="@android:drawable/ic_btn_speak_now" />
+        app:srcCompat="@android:drawable/ic_btn_speak_now"
+        tools:layout_editor_absoluteX="89dp"
+        tools:layout_editor_absoluteY="466dp" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file