diff --git a/Packages/VRM10/Editor/EditorWindow/VRM10ColliderGroupsWindow.cs b/Packages/VRM10/Editor/EditorWindow/Vrm10ColliderGroupsWindow.cs
similarity index 87%
rename from Packages/VRM10/Editor/EditorWindow/VRM10ColliderGroupsWindow.cs
rename to Packages/VRM10/Editor/EditorWindow/Vrm10ColliderGroupsWindow.cs
index 2fb404c6a..a93bcd7c7 100644
--- a/Packages/VRM10/Editor/EditorWindow/VRM10ColliderGroupsWindow.cs
+++ b/Packages/VRM10/Editor/EditorWindow/Vrm10ColliderGroupsWindow.cs
@@ -5,7 +5,7 @@ using UnityEngine.UIElements;
 
 namespace UniVRM10
 {
-    public class VRM10ColliderGroupsWindow : EditorWindow
+    public class Vrm10ColliderGroupsWindow : EditorWindow
     {
         const string WINDOW_TITLE = "VRM10CollierGroups";
         const string CollidersPath = "SpringBone.ColliderGroups";
@@ -32,9 +32,9 @@ namespace UniVRM10
             }
         }
 
-        public static VRM10ColliderGroupsWindow Show(Vrm10Instance vrm)
+        public static Vrm10ColliderGroupsWindow Show(Vrm10Instance vrm)
         {
-            var wnd = GetWindow<VRM10ColliderGroupsWindow>();
+            var wnd = GetWindow<Vrm10ColliderGroupsWindow>();
             wnd.titleContent = new GUIContent(WINDOW_TITLE);
             wnd.vrm = vrm;
             return wnd;
diff --git a/Packages/VRM10/Editor/EditorWindow/VRM10ColliderGroupsWindow.cs.meta b/Packages/VRM10/Editor/EditorWindow/Vrm10ColliderGroupsWindow.cs.meta
similarity index 100%
rename from Packages/VRM10/Editor/EditorWindow/VRM10ColliderGroupsWindow.cs.meta
rename to Packages/VRM10/Editor/EditorWindow/Vrm10ColliderGroupsWindow.cs.meta
diff --git a/Packages/VRM10/Editor/EditorWindow/VRM10SpringsWindow.cs b/Packages/VRM10/Editor/EditorWindow/Vrm10SpringsWindow.cs
similarity index 95%
rename from Packages/VRM10/Editor/EditorWindow/VRM10SpringsWindow.cs
rename to Packages/VRM10/Editor/EditorWindow/Vrm10SpringsWindow.cs
index 154e54677..d4ff04c62 100644
--- a/Packages/VRM10/Editor/EditorWindow/VRM10SpringsWindow.cs
+++ b/Packages/VRM10/Editor/EditorWindow/Vrm10SpringsWindow.cs
@@ -6,7 +6,7 @@ using UnityEngine.UIElements;
 
 namespace UniVRM10
 {
-    public class VRM10SpringsWindow : EditorWindow
+    public class Vrm10SpringsWindow : EditorWindow
     {
         const string WINDOW_TITLE = "VRM10Springs";
         const string SpringsPath = "SpringBone.Springs";
@@ -34,9 +34,9 @@ namespace UniVRM10
             }
         }
 
-        public static VRM10SpringsWindow Show(Vrm10Instance vrm)
+        public static Vrm10SpringsWindow Show(Vrm10Instance vrm)
         {
-            var wnd = GetWindow<VRM10SpringsWindow>();
+            var wnd = GetWindow<Vrm10SpringsWindow>();
             wnd.titleContent = new GUIContent(WINDOW_TITLE);
             wnd.vrm = vrm;
             return wnd;
diff --git a/Packages/VRM10/Editor/EditorWindow/VRM10SpringsWindow.cs.meta b/Packages/VRM10/Editor/EditorWindow/Vrm10SpringsWindow.cs.meta
similarity index 100%
rename from Packages/VRM10/Editor/EditorWindow/VRM10SpringsWindow.cs.meta
rename to Packages/VRM10/Editor/EditorWindow/Vrm10SpringsWindow.cs.meta
diff --git a/Packages/VRM10/Editor/Vrm10InstanceEditor.cs b/Packages/VRM10/Editor/Vrm10InstanceEditor.cs
index 93bc2a928..b6d612806 100644
--- a/Packages/VRM10/Editor/Vrm10InstanceEditor.cs
+++ b/Packages/VRM10/Editor/Vrm10InstanceEditor.cs
@@ -43,8 +43,8 @@ namespace UniVRM10
         SerializedProperty m_lookatTarget;
         SerializedProperty m_lookatTargetType;
 
-        VRM10SpringsWindow m_springs;
-        VRM10ColliderGroupsWindow m_colliderGroups;
+        Vrm10SpringsWindow m_springs;
+        Vrm10ColliderGroupsWindow m_colliderGroups;
 
         void OnEnable()
         {
@@ -418,13 +418,13 @@ namespace UniVRM10
             var button_springs = new Button { name = "Springs", text = "Springs" };
             button_springs.clicked += () =>
             {
-                m_springs = VRM10SpringsWindow.Show(m_instance);
+                m_springs = Vrm10SpringsWindow.Show(m_instance);
             };
 
             var button_colliderGroups = new Button { name = "ColliderGroups", text = "ColliderGroups" };
             button_colliderGroups.clicked += () =>
             {
-                m_colliderGroups = VRM10ColliderGroupsWindow.Show(m_instance);
+                m_colliderGroups = Vrm10ColliderGroupsWindow.Show(m_instance);
             };