diff --git a/Assets/Scenes/Stuka_Hand.unity b/Assets/Scenes/Stuka_Hand.unity
diff --git a/Assets/Scripts/HandController.cs b/Assets/Scripts/HandController.cs
@@ -1,33 +1,67 @@
 using UnityEngine;
 using System.Collections;
+using System.Linq;
 
 public class HandController : MonoBehaviour {
-	public GameObject handItem;
+	[SerializeField] private Transform handItem;
 	private Vector3 screenPos;
 	private Vector3 worldPos;
-	public Renderer rend;
+    //public Renderer rend;
+
+    private Vector3 lastRayPos;
+    private float rayMovedMag;
+    [SerializeField] private float threshold = 2f;
+
+    [SerializeField] private int force = 3;
 
 	// Use this for initialization
 	void Start () {
-		this.handItem = GameObject.Find ("HandItem");
-		//renderer.
-		rend = GetComponent<Renderer>();
+		//this.handItem = GameObject.Find ("HandItem");
+
+        //renderer.
+		//rend = GetComponent<Renderer>();
 
 	}
 
 	// Update is called once per frame
 	void Update () {
+
+        // Hand Item positon move to cursor position
 		this.screenPos = Input.mousePosition;
 		this.screenPos.z = 10f;
 		this.worldPos = Camera.main.ScreenToWorldPoint (this.screenPos);
-		this.handItem.transform.position = this.worldPos;
-		Debug.Log (this.worldPos);
-
-		// render material.
-		if (Input.GetMouseButton(0)) {
-			this.rend.sharedMaterial.color = Color.gray;
-		} else {
-			this.rend.sharedMaterial.color = Color.blue;
-		}
-	}
+		this.handItem.position = this.worldPos;
+
+        // raycast for erase YOGORE
+        if(Input.GetMouseButton(0))
+        {
+            if(lastRayPos == Vector3.zero)
+            {
+                lastRayPos = worldPos;
+            }
+
+            rayMovedMag += (lastRayPos - worldPos).magnitude;
+            lastRayPos = worldPos;
+
+            if (rayMovedMag >= threshold)
+            {
+                Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
+                IErasable[] erasables;
+
+                erasables = Physics.RaycastAll(ray, Mathf.Infinity)
+                    .Select(t => t.transform.GetComponent<IErasable>())
+                    .ToArray();                
+                foreach (var erasable in erasables)
+                {
+                    if(erasable != null)
+                    {
+                        erasable.Erase(force);
+                    }
+                }
+                rayMovedMag = 0;
+            }
+        }
+
+        if (Input.GetMouseButtonUp(0)) lastRayPos = Vector3.zero;
+    }
 }
diff --git a/Assets/Scripts/Yogore.cs b/Assets/Scripts/Yogore.cs
@@ -47,7 +47,6 @@ void Awake()
                 yield return new WaitForEndOfFrame();
                 continue;
             }
-
             yield return new WaitForSeconds(yogoreData.recover_interval);
             curHp += yogoreData.recover_value;
         }
@@ -62,8 +61,9 @@ void CleanUp()
     {
         if (cleanupEffect)
         {
-            Debug.Log("SET UP CLEAN UP EFFECT!");
             Instantiate(cleanupEffect, transform.position, Quaternion.identity);
         }
+
+        Destroy(gameObject);        
     }
 }
diff --git a/Assets/SkipperRandD.meta b/Assets/SkipperRandD.meta
diff --git a/Assets/SkipperRandD/3D_Models.meta b/Assets/SkipperRandD/3D_Models.meta
diff --git a/Assets/SkipperRandD/3D_Models/Props.meta b/Assets/SkipperRandD/3D_Models/Props.meta
diff --git a/Assets/SkipperRandD/3D_Models/Props/Interior.meta b/Assets/SkipperRandD/3D_Models/Props/Interior.meta
diff --git a/Assets/SkipperRandD/3D_Models/Props/Interior/Fixtures.meta b/Assets/SkipperRandD/3D_Models/Props/Interior/Fixtures.meta
diff --git a/Assets/SkipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter.meta b/Assets/SkipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter.meta
diff --git a/.../SkipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials.meta b/.../SkipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials.meta
diff --git a/...ops/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials/toilet_bathroom_01_starter.mat b/...ops/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials/toilet_bathroom_01_starter.mat
@@ -0,0 +1,157 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
+  m_Name: toilet_bathroom_01_starter
+  m_Shader: {fileID: 45, guid: 0000000000000000f000000000000000, type: 0}
+  m_ShaderKeywords: _METALLICGLOSSMAP _NORMALMAP _SPECGLOSSMAP
+  m_LightmapFlags: 5
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  m_SavedProperties:
+    serializedVersion: 2
+    m_TexEnvs:
+      data:
+        first:
+          name: _MainTex
+        second:
+          m_Texture: {fileID: 2800000, guid: c365a829de8d89945bf193aabd14996e, type: 3}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _BumpMap
+        second:
+          m_Texture: {fileID: 2800000, guid: 811bd7a3e8a536b478d33411d6f07070, type: 3}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _DetailNormalMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _ParallaxMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _OcclusionMap
+        second:
+          m_Texture: {fileID: 2800000, guid: 0877c86c1d677cd40a279fe2ccd1a027, type: 3}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _EmissionMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _DetailMask
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _DetailAlbedoMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _MetallicGlossMap
+        second:
+          m_Texture: {fileID: 2800000, guid: be6c8590a34856546b0fc78d2a34e062, type: 3}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _SpecGlossMap
+        second:
+          m_Texture: {fileID: 2800000, guid: c62cb93227badb0428879b58b54b25ba, type: 3}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+    m_Floats:
+      data:
+        first:
+          name: _SrcBlend
+        second: 1
+      data:
+        first:
+          name: _DstBlend
+        second: 0
+      data:
+        first:
+          name: _Cutoff
+        second: 0.5
+      data:
+        first:
+          name: _Parallax
+        second: 0.02
+      data:
+        first:
+          name: _ZWrite
+        second: 1
+      data:
+        first:
+          name: _Glossiness
+        second: 0.5
+      data:
+        first:
+          name: _BumpScale
+        second: 1
+      data:
+        first:
+          name: _OcclusionStrength
+        second: 0.045
+      data:
+        first:
+          name: _DetailNormalMapScale
+        second: 1
+      data:
+        first:
+          name: _UVSec
+        second: 0
+      data:
+        first:
+          name: _Mode
+        second: 0
+      data:
+        first:
+          name: _Metallic
+        second: 0
+      data:
+        first:
+          name: _EmissionScaleUI
+        second: 0
+    m_Colors:
+      data:
+        first:
+          name: _EmissionColor
+        second: {r: 0, g: 0, b: 0, a: 0}
+      data:
+        first:
+          name: _Color
+        second: {r: 1, g: 1, b: 1, a: 1}
+      data:
+        first:
+          name: _SpecColor
+        second: {r: 0.2, g: 0.2, b: 0.2, a: 1}
+      data:
+        first:
+          name: _EmissionColorUI
+        second: {r: 1, g: 1, b: 1, a: 1}
diff --git a/...nterior/Fixtures/Toilet_Bathroom_01_Starter/Materials/toilet_bathroom_01_starter.mat.meta b/...nterior/Fixtures/Toilet_Bathroom_01_Starter/Materials/toilet_bathroom_01_starter.mat.meta
diff --git a/...rRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials/ダウンロード1.mat b/...rRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials/ダウンロード1.mat
@@ -0,0 +1,138 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
+  m_Name: "\u30C0\u30A6\u30F3\u30ED\u30FC\u30C91"
+  m_Shader: {fileID: 46, guid: 0000000000000000f000000000000000, type: 0}
+  m_ShaderKeywords: 
+  m_LightmapFlags: 5
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  m_SavedProperties:
+    serializedVersion: 2
+    m_TexEnvs:
+      data:
+        first:
+          name: _MainTex
+        second:
+          m_Texture: {fileID: 2800000, guid: 0277d7502650d8e45851772e2f639603, type: 3}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _BumpMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _DetailNormalMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _ParallaxMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _OcclusionMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _EmissionMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _DetailMask
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _DetailAlbedoMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+      data:
+        first:
+          name: _MetallicGlossMap
+        second:
+          m_Texture: {fileID: 0}
+          m_Scale: {x: 1, y: 1}
+          m_Offset: {x: 0, y: 0}
+    m_Floats:
+      data:
+        first:
+          name: _SrcBlend
+        second: 1
+      data:
+        first:
+          name: _DstBlend
+        second: 0
+      data:
+        first:
+          name: _Cutoff
+        second: 0.5
+      data:
+        first:
+          name: _Parallax
+        second: 0.02
+      data:
+        first:
+          name: _ZWrite
+        second: 1
+      data:
+        first:
+          name: _Glossiness
+        second: 0.5
+      data:
+        first:
+          name: _BumpScale
+        second: 1
+      data:
+        first:
+          name: _OcclusionStrength
+        second: 1
+      data:
+        first:
+          name: _DetailNormalMapScale
+        second: 1
+      data:
+        first:
+          name: _UVSec
+        second: 0
+      data:
+        first:
+          name: _Mode
+        second: 0
+      data:
+        first:
+          name: _Metallic
+        second: 0
+    m_Colors:
+      data:
+        first:
+          name: _EmissionColor
+        second: {r: 0, g: 0, b: 0, a: 1}
+      data:
+        first:
+          name: _Color
+        second: {r: 1, g: 1, b: 1, a: 1}
diff --git a/...D/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials/ダウンロード1.mat.meta b/...D/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Materials/ダウンロード1.mat.meta
diff --git a/...s/SkipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Textures.meta b/...s/SkipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/Textures.meta
diff --git a/...nterior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_col 1.tga b/...nterior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_col 1.tga
diff --git a/...or/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_col 1.tga.meta b/...or/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_col 1.tga.meta
diff --git a/...nterior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_nml 1.tga b/...nterior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_nml 1.tga
diff --git a/...or/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_nml 1.tga.meta b/...or/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_nml 1.tga.meta
diff --git a/.../Interior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_occ.tga b/.../Interior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_occ.tga
diff --git a/...rior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_occ.tga.meta b/...rior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_occ.tga.meta
diff --git a/.../Interior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_spc.tga b/.../Interior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_spc.tga
diff --git a/...rior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_spc.tga.meta b/...rior/Fixtures/Toilet_Bathroom_01_Starter/Textures/toilet_bathroom_01_starter_spc.tga.meta
diff --git a/...dels/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_01.fbx b/...dels/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_01.fbx
diff --git a/...Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_01.fbx.meta b/...Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_01.fbx.meta
diff --git a/...dels/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_02.fbx b/...dels/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_02.fbx
diff --git a/...Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_02.fbx.meta b/...Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_02.fbx.meta
diff --git a/...ls/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_seat.fbx b/...ls/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_seat.fbx
diff --git a/...ops/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_seat.fbx.meta b/...ops/Interior/Fixtures/Toilet_Bathroom_01_Starter/toilet_bathroom_01_starter_seat.fbx.meta
diff --git a/...rRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/ダウンロード1.jpg b/...rRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/ダウンロード1.jpg
diff --git a/...kipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/ダウンロード1.jpg.meta b/...kipperRandD/3D_Models/Props/Interior/Fixtures/Toilet_Bathroom_01_Starter/ダウンロード1.jpg.meta
diff --git a/Assets/Terasurware/Editor/npoi/NPOI.dll.meta b/Assets/Terasurware/Editor/npoi/NPOI.dll.meta
diff --git a/Assets/Toire 1.unity b/Assets/Toire 1.unity
diff --git a/Assets/Toire 1.unity.meta b/Assets/Toire 1.unity.meta
diff --git a/Assets/Toire.unity b/Assets/Toire.unity
diff --git a/Assets/Toire.unity.meta b/Assets/Toire.unity.meta