diff --git a/Assets/UniGLTF/Editor/Generator/Generator.cs b/Assets/UniGLTF/Editor/Generator/Generator.cs
index 83e9f3499..d31b30925 100644
--- a/Assets/UniGLTF/Editor/Generator/Generator.cs
+++ b/Assets/UniGLTF/Editor/Generator/Generator.cs
@@ -1,13 +1,14 @@
 using System;
 using System.IO;
 using System.Linq;
+using System.Text;
 using UniGLTF.JsonSchema;
 
 namespace GenerateUniGLTFSerialization
 {
     public class Generator
     {
-        static void ClearFolder(DirectoryInfo dir)
+        static void DeleteAllInDirectory(DirectoryInfo dir)
         {
             Console.WriteLine($"clear: {dir}");
 
@@ -22,6 +23,23 @@ namespace GenerateUniGLTFSerialization
             }
         }
 
+        static void CleanDirectory(DirectoryInfo dir)
+        {
+            // clear or create folder
+            if (dir.Exists)
+            {
+                if (dir.EnumerateFileSystemInfos().Any())
+                {
+                    DeleteAllInDirectory(dir);
+                }
+            }
+            else
+            {
+                Console.WriteLine($"create: {dir}");
+                dir.Create();
+            }
+        }
+
         static string CleanupTitle(string title)
         {
             if (string.IsNullOrEmpty(title))
@@ -43,29 +61,32 @@ namespace GenerateUniGLTFSerialization
             return filename.Split('.').First();
         }
 
-        public static void GenerateTo(JsonSchemaSource root, DirectoryInfo dir, bool clearFolder)
+        static void WriteAllTextForce(string path, string contents)
         {
-            // clear or create folder
-            if (dir.Exists)
+            if (string.IsNullOrEmpty(path)) return;
+            
+            var dir = Path.GetDirectoryName(path);
+            if (string.IsNullOrEmpty(dir)) return;
+            
+            var dirInfo = new DirectoryInfo(dir);
+            if (!dirInfo.Exists)
             {
-                if (dir.EnumerateFileSystemInfos().Any())
-                {
-                    if (!clearFolder)
-                    {
-                        Console.WriteLine($"{dir} is not empty.");
-                        return;
-                    }
-
-                    // clear
-                    ClearFolder(dir);
-                }
-            }
-            else
-            {
-                Console.WriteLine($"create: {dir}");
-                dir.Create();
+                dirInfo.Create();
             }
 
+            if (File.Exists(path))
+            {
+                File.Delete(path);
+            }
+            
+            File.WriteAllText(path, contents, Encoding.UTF8);
+        }
+        
+        public static void GenerateTo(JsonSchemaSource root, DirectoryInfo formatDir, DirectoryInfo serializerDir)
+        {
+            CleanDirectory(formatDir);
+            CleanDirectory(serializerDir);
+            
             foreach (var s in root.Traverse())
             {
                 // title を掃除
@@ -73,30 +94,30 @@ namespace GenerateUniGLTFSerialization
             }
 
             {
-                var dst = Path.Combine(dir.FullName, "Format.g.cs");
+                var dst = Path.Combine(formatDir.FullName, "Format.g.cs");
                 Console.WriteLine(dst);
                 using (var w = new StringWriter())
                 {
                     FormatWriter.Write(w, root, GetStem(root.FilePath.Name));
-                    File.WriteAllText(dst, w.ToString().Replace("\r\n", "\n"));
+                    WriteAllTextForce(dst, w.ToString().Replace("\r\n", "\n"));
                 }
             }
             {
-                var dst = Path.Combine(dir.FullName, "Deserializer.g.cs");
+                var dst = Path.Combine(serializerDir.FullName, "Deserializer.g.cs");
                 Console.WriteLine(dst);
                 using (var w = new StringWriter())
                 {
                     DeserializerWriter.Write(w, root, GetStem(root.FilePath.Name));
-                    File.WriteAllText(dst, w.ToString().Replace("\r\n", "\n"));
+                    WriteAllTextForce(dst, w.ToString().Replace("\r\n", "\n"));
                 }
             }
             {
-                var dst = Path.Combine(dir.FullName, "Serializer.g.cs");
+                var dst = Path.Combine(serializerDir.FullName, "Serializer.g.cs");
                 Console.WriteLine(dst);
                 using (var w = new StringWriter())
                 {
                     SerializerWriter.Write(w, root, GetStem(root.FilePath.Name));
-                    File.WriteAllText(dst, w.ToString().Replace("\r\n", "\n"));
+                    WriteAllTextForce(dst, w.ToString().Replace("\r\n", "\n"));
                 }
             }
         }
diff --git a/Assets/VRM10/Editor/GeneratorMenu.cs b/Assets/VRM10/Editor/GeneratorMenu.cs
index c2e084fb0..55e36c0fc 100644
--- a/Assets/VRM10/Editor/GeneratorMenu.cs
+++ b/Assets/VRM10/Editor/GeneratorMenu.cs
@@ -39,26 +39,33 @@ namespace UniVRM10
             {
                 // VRMC_vrm
                 "vrm-specification/specification/VRMC_vrm-1.0_draft/schema/VRMC_vrm.schema.json",
-                "Assets/VRM10/Runtime/Format/Vrm", // dst
+                "Assets/VRM10/Runtime/Format/Vrm", // format
+                "Assets/VRM10/Runtime/Format/Vrm", // serializer
                 // VRMC_node_constraint
                 "vrm-specification/specification/VRMC_node_constraint-1.0_draft/schema/VRMC_node_constraint.schema.json",
-                "Assets/VRM10/Runtime/Format/Constraints", // dst
+                "Assets/VRM10/Runtime/Format/Constraints", // format
+                "Assets/VRM10/Runtime/Format/Constraints", // serializer
                 // VRMC_materials_mtoon
                 "vrm-specification/specification/VRMC_materials_mtoon-1.0_draft/schema/VRMC_materials_mtoon.schema.json",
-                "Assets/VRM10/Runtime/Format/MaterialsMToon", // dst
+                "Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon", // format
+                "Assets/VRM10/Runtime/Format/MaterialsMToon", // serializer
                 // VRMC_springBone
                 "vrm-specification/specification/VRMC_springBone-1.0_draft/schema/VRMC_springBone.schema.json",
-                "Assets/VRM10/Runtime/Format/SpringBone", // dst
+                "Assets/VRM10/Runtime/Format/SpringBone", // format
+                "Assets/VRM10/Runtime/Format/SpringBone", // serializer
             };
 
-            for (int i = 0; i < args.Length; i += 2)
+            for (int i = 0; i < args.Length; i += 3)
             {
                 var extensionSchemaPath = new FileInfo(Path.Combine(projectRoot.FullName, args[i]));
                 var parser = new UniGLTF.JsonSchema.JsonSchemaParser(gltf.Directory, extensionSchemaPath.Directory);
                 var extensionSchema = parser.Load(extensionSchemaPath, "");
 
-                var dst = new DirectoryInfo(Path.Combine(projectRoot.FullName, args[i + 1]));
-                Debug.Log(dst);
+                var formatDst = new DirectoryInfo(Path.Combine(projectRoot.FullName, args[i + 1]));
+                Debug.Log($"Format.g Dir: {formatDst}");
+                
+                var serializerDst = new DirectoryInfo(Path.Combine(projectRoot.FullName, args[i + 2]));
+                Debug.Log($"Serializer/Deserializer.g Dir: {serializerDst}");
 
                 if (debug)
                 {
@@ -66,7 +73,7 @@ namespace UniVRM10
                 }
                 else
                 {
-                    GenerateUniGLTFSerialization.Generator.GenerateTo(extensionSchema, dst, clearFolder: true);
+                    GenerateUniGLTFSerialization.Generator.GenerateTo(extensionSchema, formatDst, serializerDst);
                 }
             }
         }
diff --git a/Assets/VRM10/Runtime/Format/Constraints/Deserializer.g.cs b/Assets/VRM10/Runtime/Format/Constraints/Deserializer.g.cs
index 04fa4b622..313e90482 100644
--- a/Assets/VRM10/Runtime/Format/Constraints/Deserializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/Constraints/Deserializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using UniJSON;
 using System;
 using System.Collections.Generic;
diff --git a/Assets/VRM10/Runtime/Format/Constraints/Format.g.cs b/Assets/VRM10/Runtime/Format/Constraints/Format.g.cs
index 0d3af20a9..f80be4f7e 100644
--- a/Assets/VRM10/Runtime/Format/Constraints/Format.g.cs
+++ b/Assets/VRM10/Runtime/Format/Constraints/Format.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 
diff --git a/Assets/VRM10/Runtime/Format/Constraints/Serializer.g.cs b/Assets/VRM10/Runtime/Format/Constraints/Serializer.g.cs
index 02b319f02..717fcb990 100644
--- a/Assets/VRM10/Runtime/Format/Constraints/Serializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/Constraints/Serializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/Assets/VRM10/Runtime/Format/MaterialsMToon/Deserializer.g.cs b/Assets/VRM10/Runtime/Format/MaterialsMToon/Deserializer.g.cs
index 12cedff0c..49c5c34e4 100644
--- a/Assets/VRM10/Runtime/Format/MaterialsMToon/Deserializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/MaterialsMToon/Deserializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using UniJSON;
 using System;
 using System.Collections.Generic;
diff --git a/Assets/VRM10/Runtime/Format/MaterialsMToon/Serializer.g.cs b/Assets/VRM10/Runtime/Format/MaterialsMToon/Serializer.g.cs
index 397041fca..549c2b81d 100644
--- a/Assets/VRM10/Runtime/Format/MaterialsMToon/Serializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/MaterialsMToon/Serializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/Assets/VRM10/Runtime/Format/SpringBone/Deserializer.g.cs b/Assets/VRM10/Runtime/Format/SpringBone/Deserializer.g.cs
index 28fe96538..d2537dfbe 100644
--- a/Assets/VRM10/Runtime/Format/SpringBone/Deserializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/SpringBone/Deserializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using UniJSON;
 using System;
 using System.Collections.Generic;
diff --git a/Assets/VRM10/Runtime/Format/SpringBone/Format.g.cs b/Assets/VRM10/Runtime/Format/SpringBone/Format.g.cs
index 122860d74..e9695e407 100644
--- a/Assets/VRM10/Runtime/Format/SpringBone/Format.g.cs
+++ b/Assets/VRM10/Runtime/Format/SpringBone/Format.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 
diff --git a/Assets/VRM10/Runtime/Format/SpringBone/Serializer.g.cs b/Assets/VRM10/Runtime/Format/SpringBone/Serializer.g.cs
index ef63c1cd2..194b7c75d 100644
--- a/Assets/VRM10/Runtime/Format/SpringBone/Serializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/SpringBone/Serializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/Assets/VRM10/Runtime/Format/Vrm/Deserializer.g.cs b/Assets/VRM10/Runtime/Format/Vrm/Deserializer.g.cs
index 20a866f87..6fd912718 100644
--- a/Assets/VRM10/Runtime/Format/Vrm/Deserializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/Vrm/Deserializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using UniJSON;
 using System;
 using System.Collections.Generic;
diff --git a/Assets/VRM10/Runtime/Format/Vrm/Format.g.cs b/Assets/VRM10/Runtime/Format/Vrm/Format.g.cs
index 22167bc20..7b9be66fe 100644
--- a/Assets/VRM10/Runtime/Format/Vrm/Format.g.cs
+++ b/Assets/VRM10/Runtime/Format/Vrm/Format.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 
diff --git a/Assets/VRM10/Runtime/Format/Vrm/Serializer.g.cs b/Assets/VRM10/Runtime/Format/Vrm/Serializer.g.cs
index 610fec3c9..52b057516 100644
--- a/Assets/VRM10/Runtime/Format/Vrm/Serializer.g.cs
+++ b/Assets/VRM10/Runtime/Format/Vrm/Serializer.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/Assets/VRM10/Runtime/VRM10.asmdef b/Assets/VRM10/Runtime/VRM10.asmdef
index e83e938f4..05f8e8642 100644
--- a/Assets/VRM10/Runtime/VRM10.asmdef
+++ b/Assets/VRM10/Runtime/VRM10.asmdef
@@ -3,10 +3,9 @@
     "references": [
         "VrmLib",
         "MToon",
-        "MeshUtility",
-        "MeshUtility.Editor",
         "UniGLTF",
-        "VRMShaders.GLTF.IO.Runtime"
+        "VRMShaders.GLTF.IO.Runtime",
+        "VRMShaders.VRM10.Format.Runtime"
     ],
     "includePlatforms": [],
     "excludePlatforms": [],
diff --git a/Assets/VRMShaders/VRM10/Format.meta b/Assets/VRMShaders/VRM10/Format.meta
new file mode 100644
index 000000000..f42cb0b10
--- /dev/null
+++ b/Assets/VRMShaders/VRM10/Format.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 83500e0cfc53cf04f95af8a60cc32017
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/VRMShaders/VRM10/Format/Runtime.meta b/Assets/VRMShaders/VRM10/Format/Runtime.meta
new file mode 100644
index 000000000..9dda04a2d
--- /dev/null
+++ b/Assets/VRMShaders/VRM10/Format/Runtime.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 07be59cdcf4b2df4ca9241939bf1054e
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon.meta b/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon.meta
new file mode 100644
index 000000000..7bf05b5d3
--- /dev/null
+++ b/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: c6bae94a423d90d45bc6f1bd1eada5fe
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/VRM10/Runtime/Format/MaterialsMToon/Format.g.cs b/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon/Format.g.cs
similarity index 97%
rename from Assets/VRM10/Runtime/Format/MaterialsMToon/Format.g.cs
rename to Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon/Format.g.cs
index 91a660a4d..89133cd90 100644
--- a/Assets/VRM10/Runtime/Format/MaterialsMToon/Format.g.cs
+++ b/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon/Format.g.cs
@@ -1,4 +1,4 @@
-// This file is generated from JsonSchema. Don't modify this source code.
+// This file is generated from JsonSchema. Don't modify this source code.
 using System;
 using System.Collections.Generic;
 
diff --git a/Assets/VRM10/Runtime/Format/MaterialsMToon/Format.g.cs.meta b/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon/Format.g.cs.meta
similarity index 83%
rename from Assets/VRM10/Runtime/Format/MaterialsMToon/Format.g.cs.meta
rename to Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon/Format.g.cs.meta
index afa8ef7fa..d1f29bc99 100644
--- a/Assets/VRM10/Runtime/Format/MaterialsMToon/Format.g.cs.meta
+++ b/Assets/VRMShaders/VRM10/Format/Runtime/MaterialsMToon/Format.g.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 95a156592f2b7fc47b1b6cc557d1df4b
+guid: 7bbff45dd057a5a4d935d5ee9a64e40a
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Assets/VRMShaders/VRM10/Format/Runtime/VRMShaders.VRM10.Format.Runtime.asmdef b/Assets/VRMShaders/VRM10/Format/Runtime/VRMShaders.VRM10.Format.Runtime.asmdef
new file mode 100644
index 000000000..fd9a63aee
--- /dev/null
+++ b/Assets/VRMShaders/VRM10/Format/Runtime/VRMShaders.VRM10.Format.Runtime.asmdef
@@ -0,0 +1,13 @@
+{
+    "name": "VRMShaders.VRM10.Format.Runtime",
+    "references": [],
+    "includePlatforms": [],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": false,
+    "defineConstraints": [],
+    "versionDefines": [],
+    "noEngineReferences": false
+}
\ No newline at end of file
diff --git a/Assets/VRMShaders/VRM10/Format/Runtime/VRMShaders.VRM10.Format.Runtime.asmdef.meta b/Assets/VRMShaders/VRM10/Format/Runtime/VRMShaders.VRM10.Format.Runtime.asmdef.meta
new file mode 100644
index 000000000..3667d97ad
--- /dev/null
+++ b/Assets/VRMShaders/VRM10/Format/Runtime/VRMShaders.VRM10.Format.Runtime.asmdef.meta
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: bce005214fa49654d93927908c15b1f2
+AssemblyDefinitionImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: