diff --git a/src/main/java/cactusServer/models/CollisionManager.java b/src/main/java/cactusServer/models/CollisionManager.java
index d0a5485..4044ce6 100644
--- a/src/main/java/cactusServer/models/CollisionManager.java
+++ b/src/main/java/cactusServer/models/CollisionManager.java
@@ -87,6 +87,15 @@
 			}
 		}
 	}
+	
+	public void collisionMove(Player player1, Player player2) {
+		CollisionResult result;
+		result = PhysicsUtility.checkCollision((Object3D)player1.getPlaceable(), null, (Object3D)player2.getPlaceable(), null);
+		if (result != null) {
+			System.out.println("�v���C���[���m���Փ�");
+			objMove(result, player1, true);
+		}
+	}
 
 	private void objMove(CollisionResult result, MovableObject object, boolean negate) {
 		result.normal.scale(-1);
@@ -97,6 +106,15 @@
 		object.setPosition(new Position3D(vec));
 	}
 	
+	private void objMove(CollisionResult result, Player player, boolean negate) {
+		result.normal.scale(-1);
+		Vector3d vec = player.getPosition().getVector3d();
+		if (negate)
+			result.normal.negate();
+		vec.add(result.normal);
+		player.setPosition(new Position3D(vec));
+	}
+	
 	private void collisionBulletsAndOthers(String instanceId, Instance instance) {
 		collisionBulletAndOtherBullets(instance);
 		for (Map.Entry<String, HashMap<String, Bullet>> playersBulletsEntry : instance.getBullets().entrySet()) {