diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/framework/physics/BoundingBoxVisitor.java b/app/src/main/java/org/ntlab/radishforandroidstudio/framework/physics/BoundingBoxVisitor.java
index 0c5fa00..d8bbfd8 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/framework/physics/BoundingBoxVisitor.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/framework/physics/BoundingBoxVisitor.java
@@ -13,15 +13,15 @@
 	private ArrayList<BoundingSphere> bsStack = new ArrayList<BoundingSphere>();	// オブジェクトの階層毎のBoundingSphereのスタック
 	private String partName = null;	// 部品を指定する場合に使う
 	private boolean inPart = false;
-	
+
 	public BoundingBoxVisitor() {
 		partName = null;
 	}
-	
+
 	public BoundingBoxVisitor(String partName) {
 		this.partName = partName;
 	}
-	
+
 	public void preVisit(Object3D obj) {
 		pushTransform(obj);
 		if (partName != null && obj.name.equals(partName)) {
@@ -42,7 +42,7 @@
 				if (obj.bs == null) {
 					obj.bs = obb.getBoundingSphere();
 				}
-	
+
 				obb = (OBB)obb.clone();
 				BoundingSphere bs = (BoundingSphere)obj.bs.clone();
 				for (int i = stackList.size() - 1; i >= 0; i--) {