diff --git a/src/main/java/cactusServer/entities/CameraState.java b/src/main/java/cactusServer/entities/CameraState.java
index fc98f7c..cdca7b1 100644
--- a/src/main/java/cactusServer/entities/CameraState.java
+++ b/src/main/java/cactusServer/entities/CameraState.java
@@ -8,8 +8,11 @@
 	private double tilt; // �`���g(rad)
 	private double fov; // ����p(rad)
 	
-	private CameraState() {
-		// JSONDecode���̌Ăяo���p
+	public CameraState() {
+		distance = 10;
+		angle = new Quaternion3D();
+		tilt = 0;
+		fov = 1.0;
 	}
 	
 	public CameraState(double distance, Quaternion3D angle, double tilt, double fov) {
diff --git a/src/main/java/cactusServer/entities/EmoteState.java b/src/main/java/cactusServer/entities/EmoteState.java
index 8b617f5..e7fef2a 100644
--- a/src/main/java/cactusServer/entities/EmoteState.java
+++ b/src/main/java/cactusServer/entities/EmoteState.java
@@ -9,8 +9,8 @@
 public class EmoteState {
 	private EmoteType emoteType;
 
-	private EmoteState() {
-		// JSONDecode���̌Ăяo���p
+	public EmoteState() {
+		this.emoteType = EmoteType.DUMMY;
 	}
 	
 	public EmoteState(EmoteType emoteType) {
diff --git a/src/main/java/cactusServer/entities/Player.java b/src/main/java/cactusServer/entities/Player.java
index 6728b16..703fc56 100644
--- a/src/main/java/cactusServer/entities/Player.java
+++ b/src/main/java/cactusServer/entities/Player.java
@@ -28,8 +28,16 @@
 			EmoteState.EmoteType animationClassToStart) {
 		setInstanceURI(instanceURI);
 		setCharacterURI(characterURI);
-		setCameraState(cameraState);
-		setAnimationClassToStart(animationClassToStart);
+		if (cameraState != null) {
+			setCameraState(cameraState);
+		} else {
+			setCameraState(new CameraState());
+		}
+		if (animationClassToStart != null) {
+			setAnimationClassToStart(animationClassToStart);
+		} else {
+			setEmoteState(new EmoteState());
+		}
 		Character character = getCharacter(characterURI);
 		readCharacterData(character);
 		initPlaceable(character.getModelID());
diff --git a/src/main/java/cactusServer/models/Instances.java b/src/main/java/cactusServer/models/Instances.java
index a937e73..32b989e 100644
--- a/src/main/java/cactusServer/models/Instances.java
+++ b/src/main/java/cactusServer/models/Instances.java
@@ -54,7 +54,7 @@
 			EmoteState.EmoteType animationClassToStart) {
 		String id = RandomStringGenerator.generateUniqueString(Player.UNIQUE_ID_LENGTH,
 				RandomStringGenerator.ALPHA_NUMERIC, playerMap.keySet());
-		Player player = new Player(instanceURI, characterURI, cameraState, animationClassToStart);
+		Player player = new Player(instanceURI, characterURI,cameraState, animationClassToStart);
 		playerMap.put(id, player);
 		HashMap<String, Player> returnedMap = new HashMap<>();
 		returnedMap.put(id, player);
diff --git a/src/main/java/cactusServer/utils/App.java b/src/main/java/cactusServer/utils/App.java
index 2284104..65c7d02 100644
--- a/src/main/java/cactusServer/utils/App.java
+++ b/src/main/java/cactusServer/utils/App.java
@@ -70,7 +70,7 @@
 		CameraState cameraState = new CameraState(1.24, new Quaternion3D(), 2.38, 3);
 		String instanceTest1URI = InstancesRest.INSTANCES_URI + "/" + "test1";
 		String characterTest1URi = instanceTest1URI + "/" + "characters" + "/" + "chara1";
-		Player player1 = new Player(instanceTest1URI , characterTest1URi, cameraState, EmoteType.DUMMY);
+		Player player1 = new Player(instanceTest1URI , characterTest1URi, null, null);
 		Instances.getInstance().getPlayers().put("player1", player1);
 		String instanceTest2URI = InstancesRest.INSTANCES_URI + "/" + "test2";
 		String characterTest2URi = instanceTest2URI + "/" + "characters" + "/" + "chara2";