diff --git a/src/main/java/cactusServer/entities/Character.java b/src/main/java/cactusServer/entities/Character.java
index 289a173..5ddf3d4 100644
--- a/src/main/java/cactusServer/entities/Character.java
+++ b/src/main/java/cactusServer/entities/Character.java
@@ -4,7 +4,6 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 
 import cactusServer.models.Instances;
 import cactusServer.utils.RandomStringGenerator;
@@ -26,14 +25,14 @@
 		// JSONDecode���̌Ăяo���p
 	}
 
-	public Character(String accountURI, String name, Position3D position, Angle angle, CharacterModel model) {
-		setAccountURI(accountURI);
-		setName(name);
-		setPosition(position);
-		setAngle(angle);
-		setModel(model);
-		updateAreaURI();
-	}
+//	public Character(String accountURI, String name, Position3D position, Angle angle, CharacterModel model) {
+//		setAccountURI(accountURI);
+//		setName(name);
+//		setPosition(position);
+//		setAngle(angle);
+//		setModel(model);
+//		updateAreaURI();
+//	}
 
 	public Character(String instanceId, String accountURI, String name, Position3D position, Angle angle,
 			CharacterModel model) {
@@ -42,7 +41,7 @@
 		setPosition(position);
 		setAngle(angle);
 		setModel(model);
-		updateAreaURI();
+		initAreaURI(instanceId);
 	}
 
 	public String getAccountURI() {
@@ -137,7 +136,7 @@
 
 	private void initAreaURI(String instanceId) {
 		Instance instance = Instances.getInstance().getInstance(instanceId);
-		areaURI = findAreaURI(instance);
+		setAreaURI(findAreaURI(instance));
 	}
 
 	private String findAreaURI(Instance instance) {
@@ -149,18 +148,21 @@
 				return newAreaURI.append(areaURI.substring(0, subStringStartIndex)).append(areaId).toString();
 			}
 		}
-		throw new IllegalStateException("Character is in the unknown area");
+		throw new IllegalStateException("Character is in the unknown area.");
 	}
 
 	private boolean isInTheArea(Area area) {
-		boolean inTheArea = false;
 		for (Plain plain : area.getRegion()) {
+			// ������ Plain��a,b,c,d �� Character��x,y,z ��p����, �L�����N�^�[�����ʂɂ��邩�ǂ����̔�����s��
+
 			// double equation = (plain.getA() * position.getX()) + (plain.getB() *
 			// position.getY())
 			// + (plain.getC() * position.getZ()) + plain.getD();
-			// inTheArea = (equation < 0);
+			// if (equation > 0) {
+			// return false;
+			// }
 		}
-		return inTheArea;
+		return true;
 	}
 
 	private void updateAreaURI() {
@@ -170,12 +172,10 @@
 		String previousAreaId = areaURISplit[splitSize - 1];
 		Instance instance = Instances.getInstance().getInstance(instanceId);
 		Area previousArea = instance.getArea(previousAreaId);
-		// ���݂̃L�����N�^�[�̃|�W�V�������X�V�O�ɂ����G���A���ɂ��邩�ǂ����𔻒�
-		if (isInTheArea(previousArea)) {
-			return; // �X�V�O�ɂ����G���A���ɂ���΃G���AURI��ύX����K�v�͂Ȃ�
+		if (!isInTheArea(previousArea)) {
+			// �L�����N�^�[�̃|�W�V������p���Ăǂ̃G���A���ɂ��邩�𔻒肵�ē��Y�G���A��URI�ɍX�V����
+			setAreaURI(findAreaURI(instance));
 		}
-		// �L�����N�^�[�̃|�W�V������p���Ăǂ̃G���A���ɂ��邩�𔻒肵�ē��Y�G���A��URI�ɍX�V����
-		areaURI = findAreaURI(instance);
 	}
 
 	public Item destroyItem(String itemId) {