diff --git a/src/main/java/cactusServer/entities/Character.java b/src/main/java/cactusServer/entities/Character.java
index a4d24f0..c1f43c8 100644
--- a/src/main/java/cactusServer/entities/Character.java
+++ b/src/main/java/cactusServer/entities/Character.java
@@ -6,7 +6,7 @@
 import java.util.Map;
 
 import org.ntlab.radishforandroidstudio.framework.model3D.Position3D;
-//import org.ntlab.radishforandroidstudio.framework.model3D.Angle;
+import org.ntlab.radishforandroidstudio.framework.model3D.Quaternion3D;
 
 import cactusServer.models.Instances;
 import cactusServer.utils.RandomStringGenerator;
@@ -17,7 +17,7 @@
 	private String areaURI;
 	private String name;
 	private Position3D position;
-	private Angle angle;
+	private Quaternion3D angle;
 	private String modelID;
 
 	private HashMap<String, Item> itemMap = new HashMap<>();
@@ -28,12 +28,12 @@
 		// JSONDecode���̌Ăяo���p
 	}
 
-	public Character(String instanceId, String accountURI, String name, Position3D position, Angle angle,
+	public Character(String instanceId, String accountURI, String name, Position3D position, Quaternion3D angle,
 			String modelID) {
 		setAccountURI(accountURI);
 		setName(name);
 		setPosition(position);
-		setAngle(angle);
+		setQuaternion3D(angle);
 		setModelID(modelID);
 		initAreaURI(instanceId);
 	}
@@ -50,7 +50,7 @@
 		return position;
 	}
 
-	public Angle getAngle() {
+	public Quaternion3D getQuaternion3D() {
 		return angle;
 	}
 
@@ -84,7 +84,7 @@
 		this.position = position;
 	}
 
-	public void setAngle(Angle angle) {
+	public void setQuaternion3D(Quaternion3D angle) {
 		this.angle = angle;
 	}
 
@@ -142,9 +142,9 @@
 		return "";
 	}
 
-	public void update(Position3D position, Angle angle, String modelID, String areaURI) {
+	public void update(Position3D position, Quaternion3D angle, String modelID, String areaURI) {
 		setPosition(position);
-		setAngle(angle);
+		setQuaternion3D(angle);
 		if (modelID != null) {
 			setModelID(modelID);
 		}