diff --git a/Assets/VRM10/Editor/Components/SpringBone/VRM10SpringBoneJointEditor.cs b/Assets/VRM10/Editor/Components/SpringBone/VRM10SpringBoneJointEditor.cs
index 4fc07d649..935ccc159 100644
--- a/Assets/VRM10/Editor/Components/SpringBone/VRM10SpringBoneJointEditor.cs
+++ b/Assets/VRM10/Editor/Components/SpringBone/VRM10SpringBoneJointEditor.cs
@@ -90,7 +90,7 @@ namespace UniVRM10
             m_showAnglelimitSettings = EditorGUILayout.Foldout(m_showAnglelimitSettings, "AngleLimit Settings(dev)");
             if (m_showAnglelimitSettings)
             {
-                EditorGUILayout.HelpBox("WIP no export and import functionality\n https://github.com/vrm-c/vrm-specification/pull/496", MessageType.Warning);
+                EditorGUILayout.HelpBox("SpringBoneの角度制限はまだdraft仕様です。将来的に仕様が変更される可能性があります。また、VRMファイルへのインポート・エクスポート機能はまだ実装されていません。\nThe angle limit feature for SpringBone is still in draft status. The specifications may change in the future. Also, the import/export of VRM files has not yet been implemented.", MessageType.Warning);
 
                 EditorGUILayout.PropertyField(m_angleLimitType);
                 switch ((UniGLTF.SpringBoneJobs.AnglelimitTypes)m_angleLimitType.enumValueIndex)