diff --git a/Assets/VRM10.Samples/Runtime/ViewerUI.cs b/Assets/VRM10.Samples/Runtime/ViewerUI.cs
index 3d87e4089..3fce9ec77 100644
--- a/Assets/VRM10.Samples/Runtime/ViewerUI.cs
+++ b/Assets/VRM10.Samples/Runtime/ViewerUI.cs
@@ -306,15 +306,15 @@ namespace UniVRM10.Samples
             {
                 case ".vrm":
                     {
-                        // var context = new ImporterContext();
-                        var file = File.ReadAllBytes(path);
-                        // context.ParseGlb(file);
+                        var parser =new UniGLTF.GltfParser();
+                        parser.ParsePath(path);
+
                         // context.Load();
                         // context.ShowMeshes();
                         // context.EnableUpdateWhenOffscreen();
                         // context.ShowMeshes();
 
-                        var model = UniVRM10.VrmLoader.CreateVrmModel(file, new FileInfo(path));
+                        var model = UniVRM10.VrmLoader.CreateVrmModel(parser);
 
                         // UniVRM-0.XXのコンポーネントを構築する
                         var assets = UniVRM10.RuntimeUnityBuilder.ToUnityAsset(model, showMesh: false);
diff --git a/Assets/VRM10/Editor/ScriptedImporter/VrmScriptedImporter.cs b/Assets/VRM10/Editor/ScriptedImporter/VrmScriptedImporter.cs
index 71bfc5ffd..81d3a1c33 100644
--- a/Assets/VRM10/Editor/ScriptedImporter/VrmScriptedImporter.cs
+++ b/Assets/VRM10/Editor/ScriptedImporter/VrmScriptedImporter.cs
@@ -24,10 +24,13 @@ namespace UniVRM10
         {
             Debug.Log("OnImportAsset to " + ctx.assetPath);
 
+            var parser = new UniGLTF.GltfParser();
+            parser.ParsePath(ctx.assetPath);
+
             try
             {
                 // Create Vrm Model
-                VrmLib.Model model = VrmLoader.CreateVrmModel(ctx.assetPath);
+                VrmLib.Model model = VrmLoader.CreateVrmModel(parser);
                 if (model == null)
                 {
                     // maybe VRM-0.X
@@ -158,7 +161,12 @@ namespace UniVRM10
 
         public void ExtractTextures()
         {
-            this.ExtractTextures(TextureDirName, (path) => { return VrmLoader.CreateVrmModel(path); });
+            this.ExtractTextures(TextureDirName, (path) =>
+            {
+                var parser = new UniGLTF.GltfParser();
+                parser.ParsePath(path);
+                return VrmLoader.CreateVrmModel(parser);
+            });
             AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
         }
 
@@ -170,7 +178,15 @@ namespace UniVRM10
 
         public void ExtractMaterialsAndTextures()
         {
-            this.ExtractTextures(TextureDirName, (path) => { return VrmLoader.CreateVrmModel(path); }, () => { this.ExtractAssets<UnityEngine.Material>(MaterialDirName, ".mat"); });
+            this.ExtractTextures(TextureDirName, (path) =>
+            {
+                var parser = new UniGLTF.GltfParser();
+                parser.ParsePath(path);
+                return VrmLoader.CreateVrmModel(parser);
+            }, () =>
+            {
+                this.ExtractAssets<UnityEngine.Material>(MaterialDirName, ".mat");
+            });
             AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
         }
 
diff --git a/Assets/VRM10/Runtime/Scenes/Sample.cs b/Assets/VRM10/Runtime/Scenes/Sample.cs
index 94ced7b0a..36a5ae82b 100644
--- a/Assets/VRM10/Runtime/Scenes/Sample.cs
+++ b/Assets/VRM10/Runtime/Scenes/Sample.cs
@@ -11,7 +11,10 @@ public class Sample : MonoBehaviour
 
     static UniVRM10.ModelAsset Import(byte[] bytes, FileInfo path)
     {
-        var model = UniVRM10.VrmLoader.CreateVrmModel(bytes, path);
+        var parser = new UniGLTF.GltfParser();
+        parser.Parse(path.FullName, bytes);
+
+        var model = UniVRM10.VrmLoader.CreateVrmModel(parser);
 
         // UniVRM-0.XXのコンポーネントを構築する
         var assets = UniVRM10.RuntimeUnityBuilder.ToUnityAsset(model, showMesh: false);
diff --git a/Assets/VRM10/Runtime/UnityBuilder/VrmLoader.cs b/Assets/VRM10/Runtime/UnityBuilder/VrmLoader.cs
index e0657d34d..cc59d996d 100644
--- a/Assets/VRM10/Runtime/UnityBuilder/VrmLoader.cs
+++ b/Assets/VRM10/Runtime/UnityBuilder/VrmLoader.cs
@@ -1,7 +1,5 @@
-using System;
-using System.IO;
+using System.IO;
 using VrmLib;
-using UniJSON;
 using UniGLTF;
 
 namespace UniVRM10
@@ -11,24 +9,10 @@ namespace UniVRM10
     /// </summary>
     public static class VrmLoader
     {
-        // TODO:
-        const string VRM0X_LICENSE_URL = "https://vrm-consortium.org/";
-
-        /// <summary>
-        /// Load VRM10 or VRM0x from path
-        /// </summary>
-        public static Model CreateVrmModel(string path)
+        public static Model CreateVrmModel(GltfParser parser)
         {
-            var bytes = File.ReadAllBytes(path);
-            return CreateVrmModel(bytes, new FileInfo(path));
-        }
-
-        public static Model CreateVrmModel(byte[] bytes, FileInfo path)
-        {
-            var parser = new GltfParser();
-            parser.Parse(path.FullName, bytes);
             var storage = new Vrm10Storage(parser);
-            var model = ModelLoader.Load(storage, path.Name);
+            var model = ModelLoader.Load(storage, Path.GetFileName(parser.TargetPath));
             model.ConvertCoordinate(Coordinates.Unity);
             return model;
         }
diff --git a/Assets/VRM10/Tests.PlayMode/MaterialTests.cs b/Assets/VRM10/Tests.PlayMode/MaterialTests.cs
index fa1a679e4..ded4007e0 100644
--- a/Assets/VRM10/Tests.PlayMode/MaterialTests.cs
+++ b/Assets/VRM10/Tests.PlayMode/MaterialTests.cs
@@ -43,7 +43,10 @@ namespace UniVRM10.Test
         private ModelAsset ToUnity(byte[] bytes)
         {
             // Vrm => Model
-            var model = VrmLoader.CreateVrmModel(bytes, new FileInfo("tmp.vrm"));
+            var parser = new UniGLTF.GltfParser();
+            parser.Parse("tmp.vrm", bytes);
+
+            var model = VrmLoader.CreateVrmModel(parser);
             model.RemoveSecondary();
 
             return ToUnity(model);
diff --git a/Assets/VRM10/Tests/ApiSampleTests.cs b/Assets/VRM10/Tests/ApiSampleTests.cs
index b2372d1b2..a624f87c9 100644
--- a/Assets/VRM10/Tests/ApiSampleTests.cs
+++ b/Assets/VRM10/Tests/ApiSampleTests.cs
@@ -12,13 +12,10 @@ namespace UniVRM10.Test
         {
             var bytes = MigrationVrm.Migrate(File.ReadAllBytes(path));
 
-            if (!UniGLTF.Glb.TryParse(bytes, out UniGLTF.Glb glb, out Exception ex))
-            {
-                Debug.LogError($"fail to Glb.TryParse: {path} => {ex}");
-                return null;
-            }
+            var parser = new UniGLTF.GltfParser();
+            parser.Parse("migrated", bytes);
 
-            var model = UniVRM10.VrmLoader.CreateVrmModel(bytes, new FileInfo(path));
+            var model = UniVRM10.VrmLoader.CreateVrmModel(parser);
             return model;
         }