diff --git a/src/main/java/cactusServer/entities/Instance.java b/src/main/java/cactusServer/entities/Instance.java
index 7a5ff6c..c1457dd 100644
--- a/src/main/java/cactusServer/entities/Instance.java
+++ b/src/main/java/cactusServer/entities/Instance.java
@@ -139,21 +139,21 @@
 		this.stage = stage;
 	}
 
-	public AddressedEntity createArea(String name, Plain[] region, HashSet<Allowed> permissions) {
+	public IDAddressedEntity createArea(String name, Plain[] region, HashSet<Allowed> permissions) {
 		String id = RandomStringGenerator.generateUniqueString(UNIQUE_ID_LENGTH, RandomStringGenerator.ALPHA_NUMERIC, areaMap.keySet());
 		Area area = new Area(name, region, permissions);
 		areaMap.put(id, area);
 		return new IDAddressedEntity(id, area);
 	}
 	
-	public AddressedEntity createObject(Position3D position, Velocity3D velocity, AngularVelocity3D angularVelocity, Angle angle, Attribute attribute, ObjectModel model) {
+	public IDAddressedEntity createObject(Position3D position, Velocity3D velocity, AngularVelocity3D angularVelocity, Angle angle, Attribute attribute, ObjectModel model) {
 		String id = RandomStringGenerator.generateUniqueString(UNIQUE_ID_LENGTH, RandomStringGenerator.ALPHA_NUMERIC, objMap.keySet());
 		Object object = new Object(position, velocity, angularVelocity, angle, attribute, model);
 		objMap.put(id, object);
 		return new IDAddressedEntity(id, object);
 	}
 	
-	public AddressedEntity createCharacter(String accountURI, String name, Position3D position, Angle angle, CharacterModel model) {
+	public IDAddressedEntity createCharacter(String accountURI, String name, Position3D position, Angle angle, CharacterModel model) {
 		String id = RandomStringGenerator.generateUniqueString(UNIQUE_ID_LENGTH, RandomStringGenerator.ALPHA_NUMERIC, characterMap.keySet());
 //		String characterURI = (INSTANCE_URI + "/characters/" + id);
 		Character character = new Character(accountURI, name, position, angle, model);
diff --git a/src/main/java/cactusServer/models/Instances.java b/src/main/java/cactusServer/models/Instances.java
index 377c738..03ae549 100644
--- a/src/main/java/cactusServer/models/Instances.java
+++ b/src/main/java/cactusServer/models/Instances.java
@@ -51,28 +51,14 @@
 	 * @param stageModel
 	 * @return
 	 */
-	public AddressedEntity createInstance(String name, Instance.State state, StageModel stageModel) {
+	public IDAddressedEntity createInstance(String name, Instance.State state, StageModel stageModel) {
 		String id = RandomStringGenerator.generateUniqueString(UNIQUE_ID_LENGTH, RandomStringGenerator.ALPHA_NUMERIC, instanceMap.keySet());
 		Instance instance = new Instance(name, state, stageModel);
 		instanceMap.put(id, instance);
 		return new IDAddressedEntity(id, instance);
 	}
 	
-	/**
-	 * InstancesRest�Ƃ̃G���[�����p (��ŏ���)
-	 * 
-	 * @param instance 
-	 * @return �V�����쐬���ꂽID��Instance��Map
-	 */
-	public Map<String, Instance> createInstance(Instance instance) {
-		String id = RandomStringGenerator.generateUniqueString(UNIQUE_ID_LENGTH, RandomStringGenerator.ALPHA_NUMERIC, instanceMap.keySet());
-		instanceMap.put(id, instance);
-		return new HashMap<String, Instance>() {
-			{put(id, instance);}
-		};
-	}
-
-	public AddressedEntity createPlayer(String instanceURI, String characterURI, CameraState cameraState, EmoteState.EmoteType animationClassToStart) {
+	public IDAddressedEntity createPlayer(String instanceURI, String characterURI, CameraState cameraState, EmoteState.EmoteType animationClassToStart) {
 		String id = RandomStringGenerator.generateUniqueString(UNIQUE_ID_LENGTH, RandomStringGenerator.ALPHA_NUMERIC, playerMap.keySet());
 		Player player = new Player(instanceURI, characterURI, cameraState, animationClassToStart);
 		playerMap.put(id, player);
diff --git a/src/main/java/cactusServer/resources/InstancesRest.java b/src/main/java/cactusServer/resources/InstancesRest.java
index cfe6fd9..0d803e9 100644
--- a/src/main/java/cactusServer/resources/InstancesRest.java
+++ b/src/main/java/cactusServer/resources/InstancesRest.java
@@ -1,5 +1,6 @@
 package cactusServer.resources;
 
+import java.util.HashSet;
 import java.util.Map;
 
 import javax.ws.rs.DELETE;
@@ -13,46 +14,75 @@
 import javax.ws.rs.QueryParam;
 import javax.ws.rs.core.MediaType;
 
+import cactusServer.entities.AddressedEntity;
+import cactusServer.entities.Angle;
+import cactusServer.entities.Area;
+import cactusServer.entities.Area.Allowed;
+import cactusServer.entities.IDAddressedEntity;
 import cactusServer.entities.Instance;
+import cactusServer.entities.Object.Attribute;
+import cactusServer.entities.ObjectModel;
+import cactusServer.entities.Plain;
+import cactusServer.entities.StageModel;
+import cactusServer.entities.URIAddressedEntity;
 import cactusServer.models.Instances;
+import framework.model3D.Position3D;
+import framework.physics.AngularVelocity3D;
+import framework.physics.Velocity3D;
 
 
 @Path("/instances")
 public class InstancesRest {
+	public static final String INSTANCES_URI = "CactusServer/instances";
 	public InstancesRest() {
 
 	}
 
-	/*
-	@Path("/test")
-	@GET
-	@Produces(MediaType.TEXT_PLAIN)
-	public String hoge() {
-		return "deploy jenkins from tomcat";
-	}
+	
+//	@Path("/test")
+//	@GET
+//	@Produces(MediaType.TEXT_PLAIN)
+//	public String hoge() {
+//		return "deploy jenkins from tomcat";
+//	}
 
 	@Path("/{instanceId}")
 	@GET
 	@Produces(MediaType.APPLICATION_JSON)
 	public Instance getInstance(@PathParam("instanceId") String instanceId) {
 		return Instances.getInstance().getInstance(instanceId);
-	}*/
+	}
 	
-//	@Path("/areas")
-//	@GET
-//	@Produces(MediaType.APPLICATION_JSON)
-//	public Instance getArea(@QueryParam("areaId") String areaId) {
-//		return null;	
-//	}
+	@Path("/{instanceId}/areas/{areaId}")
+	@GET
+	@Produces(MediaType.APPLICATION_JSON)
+	public Area getArea(@PathParam("instanceId") String instanceId, @PathParam("areaId") String areaId) {
+		Instance instance = Instances.getInstance().getInstance(instanceId);
+		if (instance != null) {
+			return instance.getArea(areaId);
+		}
+		return null;	
+	}
 	
-
+	@Path("/{instanceId}/objects/{objectId}")
+	@GET
+	@Produces(MediaType.APPLICATION_JSON)
+	public Object getObject(@PathParam("instanceId") String instanceId, @PathParam("objectId") String objectId) {
+		Instance instance = Instances.getInstance().getInstance(instanceId);
+		if (instance != null) {
+			return instance.getObject(objectId);
+		}
+		return null;
+	}
+	
+	
 //	@GET
 //	@Path("/characters")
 //	@Produces(MediaType.APPLICATION_JSON)
 //	public Instance getCharacter(@QueryParam("AccountUniqueId") String AccountUniqueId) {
 //		return Instances.getInstance().getCharacter(AccountUniqueId);
 //	}
-//	
+	
 //	
 //	@POST
 //	@Path("/{createCharacter}")
@@ -60,31 +90,50 @@
 //	public Instance createCharacter(@QueryParam("characterUniqueId") String characterUniqueId) {
 //		return Instances.getInstance().createCharacter(characterUniqueId);
 //	}
-	
+//	
 
 
 	@POST
 	@Produces(MediaType.APPLICATION_JSON)
-	public Map<String, Instance> create(@FormParam("name") String name) {
-		Instance instance = new Instance(name);
-		return Instances.getInstance().createInstance(instance);
+	public URIAddressedEntity create(@FormParam("name") String name, @FormParam("state") Instance.State state, @FormParam("stageModel") StageModel stageModel) {
+		IDAddressedEntity ae = Instances.getInstance().createInstance(name, state, stageModel);
+		return new URIAddressedEntity((INSTANCES_URI + "/" + ae.getId()), ae.getBody());
 	}
 	
-	
-
-	/*
-	@DELETE
-	@Path("/destroyInstance")
+	@Path("/{instanceId}/areas")
+	@POST
 	@Produces(MediaType.APPLICATION_JSON)
-	public Instance destroy(@QueryParam("instanceId") String instanceId) {
-		return Instances.getInstance().destroyInstance(instanceId);
-	}*/
+	public URIAddressedEntity create(@PathParam("instanceId") String instanceId, @FormParam("name") String name, 
+			@FormParam("region") Plain[] region, @FormParam("permissions") HashSet<Allowed> permissions) {
+		Instance instance = Instances.getInstance().getInstance(instanceId);
+		IDAddressedEntity ae = instance.createArea(name, region, permissions);
+		return new URIAddressedEntity((INSTANCES_URI + "/" + instanceId + "/areas/" + ae.getId()), ae.getBody());
+	}
+	
+	@Path("/{instanceId}/objects")
+	@POST
+	@Produces(MediaType.APPLICATION_JSON)
+	public URIAddressedEntity create(@PathParam("instanceId") String instanceId, @FormParam("position") Position3D position,
+			@FormParam("velocity") Velocity3D velocity, @FormParam("angularVelocity") AngularVelocity3D angularVelocity,
+			@FormParam("angle") Angle angle, @FormParam("attribute") Attribute attribute, @FormParam("model") ObjectModel model) {
+		Instance instance = Instances.getInstance().getInstance(instanceId);
+		IDAddressedEntity ae = instance.createObject(position, velocity, angularVelocity, angle, attribute, model);
+		return new URIAddressedEntity((INSTANCES_URI + "/" + instanceId + "/objects/" + ae.getId()), ae.getBody());
+	} 
+	
+	
+//	@DELETE
+//	@Path("/destroyInstance")
+//	@Produces(MediaType.APPLICATION_JSON)
+//	public Instance destroy(@QueryParam("instanceId") String instanceId) {
+//		return Instances.getInstance().destroyInstance(instanceId);
+//	}
 
 //
 //		@Path("/{instanceId}")
 //		@PUT
-//		public Instance putInstance(@PathParam("InstanceId") String instanceId, @FormParam("areaId") int areaId, 
-//				                    @FormParam("objectId") int objectId, @FormParam("characterId") String characterId) {
+//		public Instance putInstance(@PathParam("InstanceId") String instanceId, @FormParam("areaId") String areaId, 
+//				                    @FormParam("objectId") String objectId, @FormParam("characterId") String characterId) {
 //			
 //		}