diff --git a/app/src/main/java/org/ntlab/irisclient/OwnerRoomActivity.java b/app/src/main/java/org/ntlab/irisclient/OwnerRoomActivity.java
index 79cca26..bb12093 100644
--- a/app/src/main/java/org/ntlab/irisclient/OwnerRoomActivity.java
+++ b/app/src/main/java/org/ntlab/irisclient/OwnerRoomActivity.java
@@ -1,5 +1,6 @@
 package org.ntlab.irisclient;
 
+import android.content.DialogInterface;
 import android.content.ClipData;
 import android.content.ClipDescription;
 import android.content.ClipboardManager;
@@ -17,6 +18,7 @@
 
 import com.google.android.material.snackbar.Snackbar;
 
+import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
@@ -48,6 +50,33 @@
     String belongs;
     Boolean isMaster;
 
+    private void homeButton(RoomViewModel roomViewModel){
+        String strTitle = "ホーム画面に戻ってよろしいですか？";
+        String strMessage = "退出すると部屋は削除されます";
+
+        AlertDialog.Builder builder;
+        builder = new AlertDialog.Builder(this);
+        builder.setMessage(strMessage);
+        builder.setTitle(strTitle);
+        builder.setPositiveButton("ok", new DialogInterface.OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int which) {
+                roomViewModel.ownerLeaving(roomId , myName);
+
+                Intent i = new Intent(OwnerRoomActivity.this, MainActivity.class);
+                startActivity(i);
+            }
+        });
+        builder.setNegativeButton("cancel", new DialogInterface.OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int which) {
+
+            }
+        });
+        builder.create();
+        builder.show();
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -102,6 +131,7 @@
         Button blueMasterButton = (Button) findViewById(R.id.beBlueMaster);
         Button blueSpyButton = (Button) findViewById(R.id.beBlueSpy);
         ImageButton copyButton = (ImageButton) findViewById(R.id.copyButton);
+        ImageButton homeButton = (ImageButton) findViewById(R.id.homeButton);
 
         //OwnerRoom専用ボタン
         Button randomButton = (Button) findViewById(R.id.random);
@@ -172,6 +202,13 @@
             }
         });
 
+        //ホームボタン
+        homeButton.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View v) {
+                homeButton(roomViewModel);
+            }
+        });
+
         //---------------------------------------------------------------
         //settings情報
         String s = "設定\\nお絵描き";
diff --git a/app/src/main/res/layout/activity_owner_room.xml b/app/src/main/res/layout/activity_owner_room.xml
index baa99a3..48c02af 100644
--- a/app/src/main/res/layout/activity_owner_room.xml
+++ b/app/src/main/res/layout/activity_owner_room.xml
@@ -55,18 +55,18 @@
         app:layout_constraintHorizontal_bias="0.0"
         app:layout_constraintStart_toStartOf="@+id/beBlueSpy" />
 
+
     <ListView
         android:id="@+id/MembersList"
-        android:layout_width="295dp"
-        android:layout_height="370dp"
+        android:layout_width="272dp"
+        android:layout_height="369dp"
         android:layout_marginEnd="24dp"
-        android:visibility="visible"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toStartOf="@+id/beBlueMaster"
-        app:layout_constraintHorizontal_bias="0.961"
+        app:layout_constraintHorizontal_bias="1.0"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.609" />
+        app:layout_constraintVertical_bias="0.619" />
 
     <TextView
         android:id="@+id/roomID"
@@ -125,6 +125,20 @@
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintVertical_bias="0.939" />
 
+    <ImageButton
+        android:id="@+id/homeButton"
+        android:layout_width="43dp"
+        android:layout_height="39dp"
+        android:layout_marginStart="4dp"
+        android:background="#FFFFFF"
+        android:padding="0dp"
+        android:scaleType="fitCenter"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.043"
+        app:srcCompat="@drawable/home_icon" />
+
     <Switch
         android:id="@+id/switch1"
         android:layout_width="wrap_content"