diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index ff8963d..1a6fed5 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
     package="org.ntlab.radishforandroidstudio">
 
     <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <uses-feature
         android:name="android.hardware.camera"
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleActivity.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleActivity.java
index babc0a2..e30fd4c 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleActivity.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleActivity.java
@@ -19,23 +19,28 @@
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_sample);
 
-
+        //初期Fragmentの設定
         Fragment fragment;
-        if (savedInstanceState == null) {
-//            FragmentManager manager = getSupportFragmentManager();
-//            FragmentTransaction transaction = manager.beginTransaction();
-//
-//            transaction.add(R.id.container, new SampleGameFragment());
-//
-//            transaction.commit();
+        fragment = new StartFragment();
+        getSupportFragmentManager().beginTransaction().replace(R.id.fragment_field,fragment).commit();
 
+
+//        Fragment fragment;
+//        if (savedInstanceState == null) {
+////            FragmentManager manager = getSupportFragmentManager();
+////            FragmentTransaction transaction = manager.beginTransaction();
+////
+////            transaction.add(R.id.container, new SampleGameFragment());
+////
+////            transaction.commit();
+//
+////            fragment = new StartFragment();
 //            fragment = new StartFragment();
-            fragment = new StartFragment();
-            getSupportFragmentManager()
-                    .beginTransaction()
-                    .replace(R.id.fragment_field, fragment)
-                    .commit();
-        }
+//            getSupportFragmentManager()
+//                    .beginTransaction()
+//                    .replace(R.id.fragment_field, fragment)
+//                    .commit();
+//        }
 
 
     }
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/StartFragment.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/StartFragment.java
index c5c4d02..72d6b27 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/StartFragment.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/StartFragment.java
@@ -6,9 +6,12 @@
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentTransaction;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.Button;
 
 import org.ntlab.radishforandroidstudio.R;
 
@@ -26,4 +29,25 @@
         // Inflate the layout for this fragment
         return inflater.inflate(R.layout.fragment_start, container, false);
     }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+
+        Button button =(Button)getActivity().findViewById(R.id.start_button);
+
+        final Fragment fragment1 = new SampleGameFragment();
+        button.setOnClickListener(new View.OnClickListener(){
+
+            @Override
+            public void onClick(View view) {
+                FragmentManager manager = getFragmentManager();
+                FragmentTransaction transaction = manager.beginTransaction();
+                transaction.replace(R.id.container,fragment1);
+                transaction.addToBackStack(null);
+                transaction.commit();
+
+            }
+        });
+    }
 }
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/framework/gameMain/RealTime3DFragment.java b/app/src/main/java/org/ntlab/radishforandroidstudio/framework/gameMain/RealTime3DFragment.java
index 2386b97..8c133dd 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/framework/gameMain/RealTime3DFragment.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/framework/gameMain/RealTime3DFragment.java
@@ -6,6 +6,7 @@
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.LinearLayout;
 
 import org.ntlab.radishforandroidstudio.R;
 import org.ntlab.radishforandroidstudio.framework.RWT.RWTSurfaceView;
@@ -30,7 +31,9 @@
         view.setRenderMode(RWTSurfaceView.RENDERMODE_WHEN_DIRTY);
         view.attachCamera(camera);
 
-        getActivity().setContentView(view);
+//        getActivity().setContentView(view);
+        getActivity().addContentView(view,new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.MATCH_PARENT));
+
 //        Log.d(TAG, "onCreate");
 
     }
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 9d26b30..8d885f3 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -6,14 +6,24 @@
     android:layout_height="match_parent"
     tools:context=".cactusClient.MainActivity">
 
-    <TextView
-        android:id="@+id/textView"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="MainActivity"
-        android:textSize="36sp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+    <!--<FrameLayout-->
+        <!--android:layout_width="match_parent"-->
+        <!--android:layout_height="match_parent"-->
+        <!--app:layout_constraintBottom_toBottomOf="parent"-->
+        <!--app:layout_constraintEnd_toEndOf="parent"-->
+        <!--app:layout_constraintStart_toStartOf="parent"-->
+        <!--app:layout_constraintTop_toTopOf="parent">-->
+
+    <!--</FrameLayout>-->
+
+    <!--<TextView-->
+        <!--android:id="@+id/textView"-->
+        <!--android:layout_width="wrap_content"-->
+        <!--android:layout_height="wrap_content"-->
+        <!--android:text="MainActivity"-->
+        <!--android:textSize="36sp"-->
+        <!--app:layout_constraintBottom_toBottomOf="parent"-->
+        <!--app:layout_constraintEnd_toEndOf="parent"-->
+        <!--app:layout_constraintStart_toStartOf="parent"-->
+        <!--app:layout_constraintTop_toTopOf="parent" />-->
 </android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_sample.xml b/app/src/main/res/layout/activity_sample.xml
index 35b5505..2e65485 100644
--- a/app/src/main/res/layout/activity_sample.xml
+++ b/app/src/main/res/layout/activity_sample.xml
@@ -22,4 +22,5 @@
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
+
 </android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_sample_game.xml b/app/src/main/res/layout/fragment_sample_game.xml
index dc7e9fe..d9043f0 100644
--- a/app/src/main/res/layout/fragment_sample_game.xml
+++ b/app/src/main/res/layout/fragment_sample_game.xml
@@ -1,12 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/framelayout_sample"
+    android:id="@+id/fragment_sample_game"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".cactusClient.tests.SampleGameFragment">
 
-    <!-- TODO: Update blank fragment layout -->
-
 
 </FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_start.xml b/app/src/main/res/layout/fragment_start.xml
index 8789611..f9d8f19 100644
--- a/app/src/main/res/layout/fragment_start.xml
+++ b/app/src/main/res/layout/fragment_start.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/fragment_start"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".cactusClient.tests.StartFragment">
@@ -14,9 +15,10 @@
         android:textSize="30sp" />
 
     <Button
-        android:id="@+id/button"
+        android:id="@+id/start_button"
         android:layout_width="150dp"
         android:layout_height="100dp"
+        android:layout_centerInParent="true"
         android:text="Button" />
 
-</FrameLayout>
\ No newline at end of file
+</RelativeLayout>
\ No newline at end of file