diff --git a/app/src/main/java/com/google/ar/core/examples/java/common/framework/RWT/RWTRenderer.java b/app/src/main/java/com/google/ar/core/examples/java/common/framework/RWT/RWTRenderer.java
index 8619fec..c6890bc 100644
--- a/app/src/main/java/com/google/ar/core/examples/java/common/framework/RWT/RWTRenderer.java
+++ b/app/src/main/java/com/google/ar/core/examples/java/common/framework/RWT/RWTRenderer.java
@@ -28,8 +28,9 @@
 	protected Universe universe;
 	protected GraphicsContext3D gc3D = null;
 
-	public RWTRenderer(HelloArActivity helloArActivity, BackgroundRenderer backgroundRenderer) {
+	public RWTRenderer(HelloArActivity helloArActivity, BackgroundRenderer backgroundRenderer, Universe universe) {
 		super();
+		this.universe = universe;
 		this.helloArActivity = helloArActivity;
 		this.backgroundRenderer = backgroundRenderer;
 	}
@@ -51,7 +52,7 @@
 	@Override
 	public void onSurfaceCreated(GL10 gl, EGLConfig config) {
 //		gc3D = new GraphicsContext3D(gl);
-//		ArrayList<Light> lights = camera.getUniverse().getLights();
+//		ArrayList<Light> lights = universe.getLights();
 //		for (int i = 0; i < lights.size(); i++){
 //			Light l = lights.get(i);
 //			gc3D.setLight(l,i);
@@ -100,10 +101,10 @@
                 viewer.setGraphicsContext3D(gc3D.setGL10(gl));
             }
             viewer.onDrawFrame();
-//
-//            // 3Dモデルのレンダリング
+
+            // 3Dモデルのレンダリング
 //            gc3D.pushMatrix();
-//            universe.render(viewer);
+            universe.render(viewer);
 //            gc3D.popMatrix();
 			helloArActivity.onDrawFrame(gl, frame, camera);
         } catch (CameraNotAvailableException e) {
diff --git a/app/src/main/java/com/google/ar/core/examples/java/common/framework/view3D/Viewer3D.java b/app/src/main/java/com/google/ar/core/examples/java/common/framework/view3D/Viewer3D.java
index 414b09c..0fc7f64 100644
--- a/app/src/main/java/com/google/ar/core/examples/java/common/framework/view3D/Viewer3D.java
+++ b/app/src/main/java/com/google/ar/core/examples/java/common/framework/view3D/Viewer3D.java
@@ -45,7 +45,7 @@
 //		Position3D eye = camera.getViewPoint();
 //		Position3D center = eye.clone().add(camera.getViewLine());
 //		Vector3d up = camera.getViewUp();
-		gc3D.update((float)camera.getFieldOfView(), (float)camera.getFrontClipDistance(), (float)camera.getBackClipDistance(), eye, center, up, camera.isParallel());
+//		gc3D.update((float)camera.getFieldOfView(), (float)camera.getFrontClipDistance(), (float)camera.getBackClipDistance(), eye, center, up, camera.isParallel());
 	}
 	
 	@Override
diff --git a/app/src/main/java/com/google/ar/core/examples/java/helloar/HelloArActivity.java b/app/src/main/java/com/google/ar/core/examples/java/helloar/HelloArActivity.java
index 1d8b73e..b0f4efd 100644
--- a/app/src/main/java/com/google/ar/core/examples/java/helloar/HelloArActivity.java
+++ b/app/src/main/java/com/google/ar/core/examples/java/helloar/HelloArActivity.java
@@ -36,6 +36,7 @@
 import com.google.ar.core.Trackable;
 import com.google.ar.core.TrackingState;
 import com.google.ar.core.examples.java.common.framework.RWT.RWTRenderer;
+import com.google.ar.core.examples.java.common.framework.model3D.Universe;
 import com.google.ar.core.examples.java.common.helpers.CameraPermissionHelper;
 import com.google.ar.core.examples.java.common.helpers.DisplayRotationHelper;
 import com.google.ar.core.examples.java.common.helpers.FullScreenHelper;
@@ -69,6 +70,7 @@
   // Rendering. The Renderers are created here, and initialized when the GL surface is created.
   private GLSurfaceView surfaceView;
   private RWTRenderer renderer;
+  private Universe universe;
 
   private boolean installRequested;
 
@@ -108,7 +110,8 @@
     super.onCreate(savedInstanceState);
     setContentView(R.layout.activity_main);
     surfaceView = findViewById(R.id.surfaceview);
-    renderer = new RWTRenderer(this, backgroundRenderer);
+    universe = new Universe();
+    renderer = new RWTRenderer(this, backgroundRenderer, universe);
 //    renderer.setBackgroundRenderer(backgroundRenderer);
     displayRotationHelper = new DisplayRotationHelper(/*context=*/ this);
 
@@ -252,8 +255,6 @@
   public void onSurfaceChanged(GL10 gl, int width, int height) {
     displayRotationHelper.onSurfaceChanged(width, height);
     GLES20.glViewport(0, 0, width, height);
-
-//    renderer.onSurfaceChanged(gl, width, height);
   }
 
   public void onDrawFrame(GL10 gl, Frame frame, Camera camera) {
@@ -341,7 +342,6 @@
         virtualObject.draw(viewmtx, projmtx, colorCorrectionRgba, coloredAnchor.color);
         virtualObjectShadow.draw(viewmtx, projmtx, colorCorrectionRgba, coloredAnchor.color);
 
-//        renderer.onDrawFrame(gl);
       }
 
     } catch (Throwable t) {