diff --git a/Assets/UniGLTF/Editor/UniGLTF/ExportDialog/GltfExportWindow.cs b/Assets/UniGLTF/Editor/UniGLTF/ExportDialog/GltfExportWindow.cs
index 734810433..86fcd285a 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/ExportDialog/GltfExportWindow.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/ExportDialog/GltfExportWindow.cs
@@ -30,6 +30,7 @@ namespace UniGLTF
         protected override void Initialize()
         {
             m_settings = ScriptableObject.CreateInstance<GltfExportSettings>();
+            m_settings.InverseAxis = UniGLTFPreference.GltfIOAxis;
             m_settingsInspector = Editor.CreateEditor(m_settings);
         }
 
diff --git a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GlbScriptedImporter.cs b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GlbScriptedImporter.cs
index dead09d4f..0f05db520 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GlbScriptedImporter.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GlbScriptedImporter.cs
@@ -1,5 +1,5 @@
-
 using UnityEngine;
+using UnityEditor;
 #if UNITY_2020_2_OR_NEWER
 using UnityEditor.AssetImporters;
 #else
@@ -13,10 +13,16 @@ namespace UniGLTF
     public class GlbScriptedImporter : ScriptedImporter
     {
         [SerializeField]
-        Axises m_reverseAxis = default;
+        Axises m_reverseAxis;
 
         public override void OnImportAsset(AssetImportContext ctx)
         {
+            var asset = AssetDatabase.LoadAssetAtPath<UnityEngine.Object>(ctx.assetPath);
+            if (asset == null)
+            {
+                // first time. set default setting
+                m_reverseAxis = UniGLTFPreference.GltfIOAxis;
+            }
             ScriptedImporterImpl.Import(this, ctx, m_reverseAxis);
         }
     }
diff --git a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GltfScriptedImporter.cs b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GltfScriptedImporter.cs
index 4719acf33..880827897 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GltfScriptedImporter.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/GltfScriptedImporter.cs
@@ -1,5 +1,5 @@
-
 using UnityEngine;
+using UnityEditor;
 #if UNITY_2020_2_OR_NEWER
 using UnityEditor.AssetImporters;
 #else
@@ -17,6 +17,12 @@ namespace UniGLTF
 
         public override void OnImportAsset(AssetImportContext ctx)
         {
+            var asset = AssetDatabase.LoadAssetAtPath<UnityEngine.Object>(ctx.assetPath);
+            if (asset == null)
+            {
+                // first time. set default setting
+                m_reverseAxis = UniGLTFPreference.GltfIOAxis;
+            }
             ScriptedImporterImpl.Import(this, ctx, m_reverseAxis);
         }
     }
diff --git a/Assets/UniGLTF/Editor/UniGLTF/UniGLTFPreference.cs b/Assets/UniGLTF/Editor/UniGLTF/UniGLTFPreference.cs
index cd38b973f..c79eeb472 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/UniGLTFPreference.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/UniGLTFPreference.cs
@@ -1,6 +1,7 @@
 using UnityEngine;
 using UnityEditor;
 using System.Linq;
+using System;
 
 namespace UniGLTF
 {
@@ -13,13 +14,42 @@ namespace UniGLTF
 
             // language
             M17N.LanguageGetter.OnGuiSelectLang();
-            EditorGUILayout.HelpBox($"UniGLTF, UniVRM custom editor language setting", MessageType.Info, true);
+            EditorGUILayout.HelpBox($"Custom editor language setting", MessageType.Info, true);
 
             // default axis
+            GltfIOAxis = (Axises)EditorGUILayout.EnumPopup("Default Invert axis", GltfIOAxis);
+            EditorGUILayout.HelpBox($"Default invert axis when glb/gltf import/export", MessageType.Info, true);
 
             if (EditorGUI.EndChangeCheck())
             {
             }
         }
+
+        const string AXIS_KEY = "UNIGLTF_IO_AXIS";
+        static Axises? s_axis;
+        public static Axises GltfIOAxis
+        {
+            set
+            {
+                EditorPrefs.SetString(AXIS_KEY, value.ToString());
+                s_axis = value;
+            }
+            get
+            {
+                if (!s_axis.HasValue)
+                {
+                    var value = EditorPrefs.GetString(AXIS_KEY, default(Axises).ToString());
+                    if (Enum.TryParse<Axises>(value, out Axises parsed))
+                    {
+                        s_axis = parsed;
+                    }
+                    else
+                    {
+                        s_axis = default(Axises);
+                    }
+                }
+                return s_axis.Value;
+            }
+        }
     }
 }