diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
index 252850f..6522ee3 100644
--- a/.idea/caches/build_file_checksums.ser
+++ b/.idea/caches/build_file_checksums.ser
Binary files differ
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index cff7d4c..3e28d89 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -21,10 +21,8 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
 
-        <!-- 無効化の際に<activity></activity>コメントアウトか消すといい -->
-        <!-- start -->
 
-        <!--サンプルのゲーム-->
+        <!--&lt;!&ndash;サンプルのゲーム&ndash;&gt;-->
         <!--<activity-->
             <!--android:name=".sample.SampleGameActivity"-->
             <!--android:label="@string/app_name"-->
@@ -35,9 +33,8 @@
                 <!--<category android:name="android.intent.category.LAUNCHER" />-->
             <!--</intent-filter>-->
         <!--</activity>-->
-        <!-- end -->
 
-        <!--CactusのMainActivity-->
+        <!--&lt;!&ndash;CactusのMainActivity&ndash;&gt;-->
         <!--<activity android:name=".cactusClient.MainActivity"-->
             <!--android:label="@string/app_name"-->
             <!--android:screenOrientation="landscape">-->
@@ -59,7 +56,7 @@
             </intent-filter>
         </activity>
 
-        <!--ボタン操作のやつ-->
+        <!--&lt;!&ndash;ボタン操作のやつ&ndash;&gt;-->
         <!--<activity android:name=".sample.SampleActivity"-->
             <!--android:label="@string/app_name"-->
             <!--android:screenOrientation="landscape">-->
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 000b506..66a0711 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
@@ -1,16 +1,9 @@
 package org.ntlab.radishforandroidstudio.cactusClient.tests;
 
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentTransaction;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
-import android.view.View;
-import android.view.View.OnTouchListener;
-import android.widget.FrameLayout;
 
 import org.ntlab.radishforandroidstudio.R;
-import org.ntlab.radishforandroidstudio.framework.gameMain.RealTime3DFragment;
 
 public class SampleActivity extends AppCompatActivity {
 
@@ -18,11 +11,5 @@
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_sample);
-
-//        //初期Fragmentの設定(初めに出すFragmentにはいらないっぽい)
-//        Fragment fragment;
-//        fragment = new StartFragment();
-//        getSupportFragmentManager().beginTransaction().replace(R.id.fragment_field, fragment).commit();
-
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGame2Fragment.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGame2Fragment.java
index 26c1301..5c9b210 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGame2Fragment.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGame2Fragment.java
@@ -1,9 +1,6 @@
 package org.ntlab.radishforandroidstudio.cactusClient.tests;
 
-import android.content.Context;
-import android.net.Uri;
 import android.os.Bundle;
-import android.support.v4.app.Fragment;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGameFragment.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGameFragment.java
index d7b2a6d..720a447 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGameFragment.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/tests/SampleGameFragment.java
@@ -4,30 +4,17 @@
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
-import android.util.Log;
 import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuInflater;
 import android.view.MenuItem;
-import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
-//
-//import org.ntlab.radishforandroidstudio.framework.RWT.RWTSurfaceView;
+
 import org.ntlab.radishforandroidstudio.framework.gameMain.OvergroundActor;
 import org.ntlab.radishforandroidstudio.framework.gameMain.RealTime3DFragment;
-//import org.ntlab.radishforandroidstudio.framework.gameMain.RealTimeActivity;
 import org.ntlab.radishforandroidstudio.framework.model3D.BaseObject3D;
 import org.ntlab.radishforandroidstudio.framework.model3D.Object3D;
 import org.ntlab.radishforandroidstudio.framework.model3D.Position3D;
-//import org.ntlab.radishforandroidstudio.framework.model3D.Universe;
-//import org.ntlab.radishforandroidstudio.framework.physics.AngularVelocity3D;
-//import org.ntlab.radishforandroidstudio.framework.physics.Force3D;
 import org.ntlab.radishforandroidstudio.framework.physics.Ground;
-//import org.ntlab.radishforandroidstudio.framework.physics.PhysicalSystem;
-//import org.ntlab.radishforandroidstudio.framework.physics.Solid3D;
-//import org.ntlab.radishforandroidstudio.framework.physics.Velocity3D;
-//import org.ntlab.radishforandroidstudio.framework.view3D.Camera3D;
 import org.ntlab.radishforandroidstudio.java3d.Appearance;
 import org.ntlab.radishforandroidstudio.java3d.Box;
 import org.ntlab.radishforandroidstudio.java3d.IndexedTriangleArray;
@@ -35,14 +22,11 @@
 import org.ntlab.radishforandroidstudio.java3d.Point3d;
 import org.ntlab.radishforandroidstudio.java3d.TextureCubeMap;
 import org.ntlab.radishforandroidstudio.java3d.TextureLoader;
-import org.ntlab.radishforandroidstudio.java3d.Transform3D;
 import org.ntlab.radishforandroidstudio.R;
 import org.ntlab.radishforandroidstudio.java3d.Vector3f;
 
 public class SampleGameFragment extends RealTime3DFragment {
 
-
-
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);