diff --git a/Assets/VRM_Samples/RuntimeExporterSample/RuntimeExporterSample.unity b/Assets/VRM_Samples/RuntimeExporterSample/RuntimeExporterSample.unity
index e7c464c24..62cddd2cf 100644
--- a/Assets/VRM_Samples/RuntimeExporterSample/RuntimeExporterSample.unity
+++ b/Assets/VRM_Samples/RuntimeExporterSample/RuntimeExporterSample.unity
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-  - component: {fileID: 1207079225}
+  - component: {fileID: 1760773432}
+  - component: {fileID: 1760773431}
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   m_TagString: Untagged
@@ -669,13 +276,13 @@ GameObject:
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   m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 1207079224}
+  m_GameObject: {fileID: 1760773430}
   m_Enabled: 1
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   m_Type: 1
@@ -730,13 +337,13 @@ Light:
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+--- !u!4 &1760773432
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@@ -744,7 +351,7 @@ Transform:
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@@ -752,217 +359,78 @@ GameObject:
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diff --git a/Assets/VRM_Samples/RuntimeExporterSample/VRMRuntimeExporter.cs b/Assets/VRM_Samples/RuntimeExporterSample/VRMRuntimeExporter.cs
index 0c39e342c..29789ab14 100644
--- a/Assets/VRM_Samples/RuntimeExporterSample/VRMRuntimeExporter.cs
+++ b/Assets/VRM_Samples/RuntimeExporterSample/VRMRuntimeExporter.cs
@@ -1,40 +1,31 @@
-using System;
-using System.IO;
-using System.Linq;
-using UniGLTF;
+using System.IO;
 using UnityEngine;
-using UnityEngine.UI;
-using VRM;
 using VRMShaders;
 
+
 namespace VRM.RuntimeExporterSample
 {
 
     public class VRMRuntimeExporter : MonoBehaviour
     {
-        [SerializeField] Button m_loadButton = default;
-
-        [SerializeField] Button m_exportButton = default;
-
         [SerializeField]
         public bool UseNormalize = true;
 
         GameObject m_model;
 
-        private void Awake()
+        void OnGUI()
         {
-            m_loadButton.onClick.AddListener(OnLoadClicked);
+            if (GUILayout.Button("Load"))
+            {
+                OnLoadClicked();
+            }
 
-            m_exportButton.onClick.AddListener(OnExportClicked);
+            if (GUILayout.Button("Export"))
+            {
+                OnExportClicked();
+            }
         }
 
-        private void Update()
-        {
-            m_exportButton.interactable = (m_model != null);
-        }
-
-        #region Load
-
         async void OnLoadClicked()
         {
 #if UNITY_STANDALONE_WIN
@@ -66,9 +57,6 @@ namespace VRM.RuntimeExporterSample
             m_model = go;
             m_model.transform.rotation = Quaternion.Euler(0, 180, 0);
         }
-        #endregion
-
-        #region Export
 
         void OnExportClicked()
         {
@@ -116,7 +104,5 @@ namespace VRM.RuntimeExporterSample
         {
             Debug.LogFormat("exported");
         }
-
-        #endregion
     }
 }