diff --git a/Assets/VRM10/Editor/MeshUtility/Vrm10MeshUtilityDialog.cs b/Assets/VRM10/Editor/MeshUtility/Vrm10MeshUtilityDialog.cs
index 2b485805b..a7a58bcd9 100644
--- a/Assets/VRM10/Editor/MeshUtility/Vrm10MeshUtilityDialog.cs
+++ b/Assets/VRM10/Editor/MeshUtility/Vrm10MeshUtilityDialog.cs
@@ -80,7 +80,7 @@ namespace UniVRM10
             {
                 case Tabs.MeshFreeze:
                     {
-                        if (MeshBakeGui())
+                        if (MeshFreezeGui())
                         {
                             modified = true;
                         }
@@ -135,12 +135,13 @@ namespace UniVRM10
             return true;
         }
 
-        bool MeshBakeGui()
+        bool MeshFreezeGui()
         {
+            var forceUniqueName = ToggleIsModified("ForceUniqueName", ref _meshUtility.ForceUniqueName);
             var blendShape = ToggleIsModified("BlendShape", ref _meshUtility.FreezeBlendShape);
             var scale = ToggleIsModified("Scale", ref _meshUtility.FreezeScaling);
             var rotation = ToggleIsModified("Rotation", ref _meshUtility.FreezeRotation);
-            return blendShape || scale || rotation;
+            return forceUniqueName || blendShape || scale || rotation;
         }
 
         bool MeshIntegrateGui()
diff --git a/Assets/VRM10/Runtime/MeshUtility/Vrm10MeshUtility.cs b/Assets/VRM10/Runtime/MeshUtility/Vrm10MeshUtility.cs
index 883bfc674..e6df1aaad 100644
--- a/Assets/VRM10/Runtime/MeshUtility/Vrm10MeshUtility.cs
+++ b/Assets/VRM10/Runtime/MeshUtility/Vrm10MeshUtility.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using UniGLTF.MeshUtility;
@@ -17,6 +18,12 @@ namespace UniVRM10
     /// </summary>
     public class Vrm10MeshUtility
     {
+        /// <summary>
+        /// GameObject 名が重複している場合にリネームする。
+        /// 最初に実行(Avatar生成時のエラーを回避？)
+        /// </summary>
+        public bool ForceUniqueName = false;
+
         /// <summary>
         /// Same as VRM-0 normalization
         /// - Mesh
@@ -124,6 +131,11 @@ namespace UniVRM10
         {
             // TODO: UNDO            
 
+            if (ForceUniqueName)
+            {
+                throw new NotImplementedException();
+            }
+
             // 正規化されたヒエラルキーを作る
             var (normalized, boneMap) = BoneNormalizer.CreateNormalizedHierarchy(go,
                 removeScaling: FreezeScaling,
@@ -138,6 +150,14 @@ namespace UniVRM10
             newAnimator.avatar = newAvatar;
 
             // TODO: write back normalized transform to boneMap
+
+            foreach (var group in MeshIntegrationGroups)
+            {
+                foreach (var renderer in group.Renderers)
+                {
+
+                }
+            }
         }
     }
 }