diff --git a/Assets/UniGLTF/Editor/MeshUtility/HumanoidEditor.cs b/Assets/UniGLTF/UniHumanoid/Editor/HumanoidEditor.cs
similarity index 99%
rename from Assets/UniGLTF/Editor/MeshUtility/HumanoidEditor.cs
rename to Assets/UniGLTF/UniHumanoid/Editor/HumanoidEditor.cs
index a7f9a72c5..2870a989c 100644
--- a/Assets/UniGLTF/Editor/MeshUtility/HumanoidEditor.cs
+++ b/Assets/UniGLTF/UniHumanoid/Editor/HumanoidEditor.cs
@@ -6,7 +6,7 @@ using UnityEditor;
 using UnityEngine;
 using System;
 
-namespace UniGLTF.MeshUtility
+namespace UniHumanoid
 {
     [CustomEditor(typeof(Humanoid))]
     public class HumanoidEditor : Editor
diff --git a/Assets/UniGLTF/Editor/MeshUtility/HumanoidEditor.cs.meta b/Assets/UniGLTF/UniHumanoid/Editor/HumanoidEditor.cs.meta
similarity index 83%
rename from Assets/UniGLTF/Editor/MeshUtility/HumanoidEditor.cs.meta
rename to Assets/UniGLTF/UniHumanoid/Editor/HumanoidEditor.cs.meta
index dffaaa186..4e871db08 100644
--- a/Assets/UniGLTF/Editor/MeshUtility/HumanoidEditor.cs.meta
+++ b/Assets/UniGLTF/UniHumanoid/Editor/HumanoidEditor.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 57cc7b16eb4146c4ab5631f538e2489f
+guid: ee7ea50401b78f64a950f59564838270
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Assets/UniGLTF/Runtime/MeshUtility/Humanoid.cs b/Assets/UniGLTF/UniHumanoid/Scripts/Humanoid.cs
similarity index 99%
rename from Assets/UniGLTF/Runtime/MeshUtility/Humanoid.cs
rename to Assets/UniGLTF/UniHumanoid/Scripts/Humanoid.cs
index abb9511a2..3e70358be 100644
--- a/Assets/UniGLTF/Runtime/MeshUtility/Humanoid.cs
+++ b/Assets/UniGLTF/UniHumanoid/Scripts/Humanoid.cs
@@ -4,7 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using UnityEngine;
 
-namespace UniGLTF.MeshUtility
+namespace UniHumanoid
 {
     /// <summary>
     /// Bone割り当てを保持する。
diff --git a/Assets/UniGLTF/Runtime/MeshUtility/Humanoid.cs.meta b/Assets/UniGLTF/UniHumanoid/Scripts/Humanoid.cs.meta
similarity index 83%
rename from Assets/UniGLTF/Runtime/MeshUtility/Humanoid.cs.meta
rename to Assets/UniGLTF/UniHumanoid/Scripts/Humanoid.cs.meta
index 53fc0f6d8..7ee846f25 100644
--- a/Assets/UniGLTF/Runtime/MeshUtility/Humanoid.cs.meta
+++ b/Assets/UniGLTF/UniHumanoid/Scripts/Humanoid.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 889d98e41c0e8ff48bae50d1a729c2df
+guid: 97a39af5b64ede64e86b92b5bf94a0e7
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Assets/UniGLTF/Runtime/MeshUtility/HumanoidLoader.cs b/Assets/UniGLTF/UniHumanoid/Scripts/HumanoidLoader.cs
similarity index 83%
rename from Assets/UniGLTF/Runtime/MeshUtility/HumanoidLoader.cs
rename to Assets/UniGLTF/UniHumanoid/Scripts/HumanoidLoader.cs
index 37b492d05..0254e9943 100644
--- a/Assets/UniGLTF/Runtime/MeshUtility/HumanoidLoader.cs
+++ b/Assets/UniGLTF/UniHumanoid/Scripts/HumanoidLoader.cs
@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using UnityEngine;
 
-namespace UniGLTF.MeshUtility
+namespace UniHumanoid
 {
     public static class HumanoidLoader
     {
@@ -37,16 +37,6 @@ namespace UniGLTF.MeshUtility
             return AvatarBuilder.BuildHumanAvatar(root.gameObject, description);
         }
 
-        static SkeletonBone ToSkeletonBone(this Transform t)
-        {
-            var sb = new SkeletonBone();
-            sb.name = t.name;
-            sb.position = t.localPosition;
-            sb.rotation = t.localRotation;
-            sb.scale = t.localScale;
-            return sb;
-        }
-
         static HumanBodyBones TraitToHumanBone(string x)
         {
             return (HumanBodyBones)Enum.Parse(typeof(HumanBodyBones), x.Replace(" ", ""), true);
diff --git a/Assets/UniGLTF/Runtime/MeshUtility/HumanoidLoader.cs.meta b/Assets/UniGLTF/UniHumanoid/Scripts/HumanoidLoader.cs.meta
similarity index 83%
rename from Assets/UniGLTF/Runtime/MeshUtility/HumanoidLoader.cs.meta
rename to Assets/UniGLTF/UniHumanoid/Scripts/HumanoidLoader.cs.meta
index 029655567..9c7733565 100644
--- a/Assets/UniGLTF/Runtime/MeshUtility/HumanoidLoader.cs.meta
+++ b/Assets/UniGLTF/UniHumanoid/Scripts/HumanoidLoader.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 12453a111483e4145852e3b057e065d9
+guid: 7b88d4c3436f9894ebc69f162d804cd4
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Assets/VRM10/Runtime/IO/Model/ModelExporter.cs b/Assets/VRM10/Runtime/IO/Model/ModelExporter.cs
index 7787a22c7..603de0b15 100644
--- a/Assets/VRM10/Runtime/IO/Model/ModelExporter.cs
+++ b/Assets/VRM10/Runtime/IO/Model/ModelExporter.cs
@@ -30,10 +30,10 @@ namespace UniVRM10
 
             // humanoid
             {
-                var humanoid = root.GetComponent<UniGLTF.MeshUtility.Humanoid>();
+                var humanoid = root.GetComponent<UniHumanoid.Humanoid>();
                 if (humanoid is null)
                 {
-                    humanoid = root.AddComponent<UniGLTF.MeshUtility.Humanoid>();
+                    humanoid = root.AddComponent<UniHumanoid.Humanoid>();
                     humanoid.AssignBonesFromAnimator();
                 }
 
diff --git a/Assets/VRM10/Runtime/IO/Vrm10Importer.cs b/Assets/VRM10/Runtime/IO/Vrm10Importer.cs
index 3eabde8a2..2e860ddde 100644
--- a/Assets/VRM10/Runtime/IO/Vrm10Importer.cs
+++ b/Assets/VRM10/Runtime/IO/Vrm10Importer.cs
@@ -215,7 +215,7 @@ namespace UniVRM10
             Root.name = "VRM1";
 
             // humanoid
-            var humanoid = Root.AddComponent<UniGLTF.MeshUtility.Humanoid>();
+            var humanoid = Root.AddComponent<UniHumanoid.Humanoid>();
             humanoid.AssignBones(m_map.Nodes.Select(x => (ToUnity(x.Key.HumanoidBone.GetValueOrDefault()), x.Value.transform)));
             m_humanoid = humanoid.CreateAvatar();
             m_humanoid.name = "humanoid";
diff --git a/Assets/VRM10/Runtime/VRM10.asmdef b/Assets/VRM10/Runtime/VRM10.asmdef
index 05f8e8642..845518186 100644
--- a/Assets/VRM10/Runtime/VRM10.asmdef
+++ b/Assets/VRM10/Runtime/VRM10.asmdef
@@ -5,15 +5,15 @@
         "MToon",
         "UniGLTF",
         "VRMShaders.GLTF.IO.Runtime",
-        "VRMShaders.VRM10.Format.Runtime"
+        "VRMShaders.VRM10.Format.Runtime",
+        "UniHumanoid"
     ],
+    "optionalUnityReferences": [],
     "includePlatforms": [],
     "excludePlatforms": [],
     "allowUnsafeCode": false,
     "overrideReferences": false,
     "precompiledReferences": [],
     "autoReferenced": true,
-    "defineConstraints": [],
-    "versionDefines": [],
-    "noEngineReferences": false
+    "defineConstraints": []
 }
\ No newline at end of file