diff --git a/app/src/main/java/org/ntlab/irisclient/DrawingActivity.java b/app/src/main/java/org/ntlab/irisclient/DrawingActivity.java
index f7af557..e1d07d5 100644
--- a/app/src/main/java/org/ntlab/irisclient/DrawingActivity.java
+++ b/app/src/main/java/org/ntlab/irisclient/DrawingActivity.java
@@ -9,6 +9,7 @@
 import android.graphics.Color;
 import android.os.Bundle;
 import android.view.View;
+import android.view.WindowManager;
 import android.widget.CompoundButton;
 import android.widget.SeekBar;
 import android.widget.TextView;
@@ -35,6 +36,8 @@
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_drawing);
 
+        //getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);//ステータスバー非表示
+
         //Irisから必要な情報を取得
         Iris iris = (Iris) this.getApplication();
         Boolean bMaster = iris.isMaster();
@@ -97,9 +100,9 @@
         drawingCanvas = (DrawingCanvas) findViewById(R.id.drawingCanvas);
 
         //残りのイラスト枚数の表示
-        //drawingNum = 16 / 2; // 一人あたりが描く枚数(テスト部屋用，部屋作成からスタートする場合はこの行をコメントアウトして ↓ ふたつのコメントを解除)
-        drawingNum = 16 / memberList.size(); // 一人あたりが描く枚数
-        if (16 % memberList.size() != 0) drawingNum++; // 余りが出た場合プラス1枚
+        drawingNum = 16 / 2; // 一人あたりが描く枚数(テスト部屋用，部屋作成からスタートする場合はこの行をコメントアウトして ↓ ふたつのコメントを解除)
+        //drawingNum = 16 / memberList.size(); // 一人あたりが描く枚数
+        //if (16 % memberList.size() != 0) drawingNum++; // 余りが出た場合プラス1枚
 
         //getKeywords
         drawingStateViewModel.getKeywords().observe(this, new Observer<List<String>>(){
@@ -114,7 +117,7 @@
             @Override
             public void onChanged(Integer dno) {
                 String keyword = keywordList.get(dno);
-                textKeyword.setText("Dno: " + dno + ", Keyword: " + keyword);
+                textKeyword.setText(keyword);
                 drawingNow++;
                 textMemberNum.setText(""+drawingNow+"/"+drawingNum);
                 drawingCanvas.clearCanvas();
diff --git a/app/src/main/java/org/ntlab/irisclient/DrawingCanvas.java b/app/src/main/java/org/ntlab/irisclient/DrawingCanvas.java
index 4467a44..caa7bcf 100644
--- a/app/src/main/java/org/ntlab/irisclient/DrawingCanvas.java
+++ b/app/src/main/java/org/ntlab/irisclient/DrawingCanvas.java
@@ -14,6 +14,8 @@
 
 import androidx.annotation.Nullable;
 
+import java.util.ArrayList;
+
 public class DrawingCanvas extends View {
 
     private Canvas canvas;
diff --git a/app/src/main/res/drawable/eraser.png b/app/src/main/res/drawable/eraser.png
new file mode 100644
index 0000000..2632152
--- /dev/null
+++ b/app/src/main/res/drawable/eraser.png
Binary files differ
diff --git a/app/src/main/res/drawable/pen.png b/app/src/main/res/drawable/pen.png
new file mode 100644
index 0000000..b904578
--- /dev/null
+++ b/app/src/main/res/drawable/pen.png
Binary files differ
diff --git a/app/src/main/res/layout/activity_drawing.xml b/app/src/main/res/layout/activity_drawing.xml
index 8c19528..16de9e8 100644
--- a/app/src/main/res/layout/activity_drawing.xml
+++ b/app/src/main/res/layout/activity_drawing.xml
@@ -8,124 +8,132 @@
 
     <org.ntlab.irisclient.DrawingCanvas
         android:id="@+id/drawingCanvas"
-        android:layout_width="479dp"
-        android:layout_height="320dp"
+        android:layout_width="500dp"
+        android:layout_height="310dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.94"
+        app:layout_constraintHorizontal_bias="1"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.836" />
+        app:layout_constraintVertical_bias="1" />
 
     <Button
         android:id="@+id/clearButton"
-        android:layout_width="89dp"
-        android:layout_height="53dp"
+        android:layout_width="90dp"
+        android:layout_height="50dp"
         android:text="clear"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.119"
+        app:layout_constraintEnd_toStartOf="@+id/toggleButton"
+        app:layout_constraintHorizontal_bias="0.512"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.74" />
-
-    <Button
-        android:id="@+id/eraserButton"
-        android:layout_width="85dp"
-        android:layout_height="85dp"
-        android:text="消しゴム"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.039"
-        app:layout_constraintStart_toEndOf="@+id/blackPenButton"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.303" />
+        app:layout_constraintVertical_bias="0.933" />
 
     <TextView
         android:id="@+id/drawingNowText"
-        android:layout_width="87dp"
-        android:layout_height="45dp"
+        android:layout_width="95dp"
+        android:layout_height="51dp"
+        android:gravity="center_horizontal"
         android:text="test"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toStartOf="@+id/keywordText"
-        app:layout_constraintHorizontal_bias="0.44"
+        android:textSize="25sp"
+        app:layout_constraintBottom_toTopOf="@+id/seekBar"
+        app:layout_constraintEnd_toStartOf="@+id/drawingCanvas"
+        app:layout_constraintHorizontal_bias="0.522"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.043" />
+        app:layout_constraintVertical_bias="0.168" />
 
     <TextView
         android:id="@+id/timerText"
         android:layout_width="95dp"
         android:layout_height="51dp"
         android:layout_marginEnd="16dp"
+        android:gravity="center_horizontal"
         android:text="time"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:textSize="25sp"
+        app:layout_constraintBottom_toTopOf="@+id/drawingCanvas"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.041" />
+        app:layout_constraintVertical_bias="0.86" />
 
     <TextView
         android:id="@+id/keywordText"
         android:layout_width="375dp"
         android:layout_height="50dp"
         android:layout_marginStart="228dp"
+        android:gravity="center_horizontal"
         android:text="keyword"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:textSize="25sp"
+        app:layout_constraintBottom_toTopOf="@+id/drawingCanvas"
         app:layout_constraintEnd_toStartOf="@+id/timerText"
+        app:layout_constraintHorizontal_bias="0.166"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.044" />
+        app:layout_constraintVertical_bias="0.843" />
 
     <ToggleButton
         android:id="@+id/toggleButton"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
+        android:layout_width="90dp"
+        android:layout_height="50dp"
         android:checked="true"
         android:text="ToggleButton"
         android:textOff="描き直す"
         android:textOn="完了"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.119"
+        app:layout_constraintEnd_toStartOf="@+id/drawingCanvas"
+        app:layout_constraintHorizontal_bias="0.858"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.92" />
-
-    <Button
-        android:id="@+id/blackPenButton"
-        android:layout_width="85dp"
-        android:layout_height="85dp"
-        android:text="黒ペン"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.039"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.303" />
+        app:layout_constraintVertical_bias="0.933" />
 
     <TextView
         android:id="@+id/textView4"
-        android:layout_width="479dp"
-        android:layout_height="320dp"
+        android:layout_width="500dp"
+        android:layout_height="310dp"
         android:background="@drawable/border"
-        android:text="TextView"
         app:layout_constraintBottom_toBottomOf="@+id/drawingCanvas"
         app:layout_constraintEnd_toEndOf="@+id/drawingCanvas"
+        app:layout_constraintHorizontal_bias="1.0"
         app:layout_constraintStart_toStartOf="@+id/drawingCanvas"
-        app:layout_constraintTop_toTopOf="@+id/drawingCanvas" />
+        app:layout_constraintTop_toTopOf="@+id/drawingCanvas"
+        app:layout_constraintVertical_bias="1.0" />
 
     <SeekBar
         android:id="@+id/seekBar"
-        android:layout_width="185dp"
-        android:layout_height="58dp"
-        android:max="100"
+        android:layout_width="175dp"
+        android:layout_height="56dp"
+        android:max="120"
         android:min="10"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.056"
+        app:layout_constraintEnd_toStartOf="@+id/drawingCanvas"
+        app:layout_constraintHorizontal_bias="0.482"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.563" />
+        app:layout_constraintVertical_bias="0.681" />
+
+    <ImageButton
+        android:id="@+id/blackPenButton"
+        android:layout_width="90dp"
+        android:layout_height="90dp"
+        android:scaleType="fitXY"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/eraserButton"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.314"
+        app:srcCompat="@drawable/pen" />
+
+    <ImageButton
+        android:id="@+id/eraserButton"
+        android:layout_width="90dp"
+        android:layout_height="90dp"
+        android:layout_marginEnd="20dp"
+        android:scaleType="fitXY"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/drawingCanvas"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.314"
+        app:srcCompat="@drawable/eraser" />
 
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file