diff --git a/Scripts/BlendShape/Editor/VRMBlnedShapeProxyEditor.cs b/Scripts/BlendShape/Editor/VRMBlnedShapeProxyEditor.cs
index 6a7408b31..11de4603d 100644
--- a/Scripts/BlendShape/Editor/VRMBlnedShapeProxyEditor.cs
+++ b/Scripts/BlendShape/Editor/VRMBlnedShapeProxyEditor.cs
@@ -1,5 +1,7 @@
-using UnityEditor;
+using System.Collections.Generic;
+using UnityEditor;
 using UnityEngine;
+using System.Linq;
 
 
 namespace VRM
@@ -10,18 +12,54 @@ namespace VRM
         VRMBlendShapeProxy m_target;
         SkinnedMeshRenderer[] m_renderers;
 
+        public class BlendShapeSlider
+        {
+            VRMBlendShapeProxy m_target;
+            BlendShapeKey m_key;
+
+            public BlendShapeSlider(VRMBlendShapeProxy target, BlendShapeKey key)
+            {
+                m_target = target;
+                m_key = key;
+            }
+
+            public void Slider()
+            {
+                if (m_target.BlendShapeAvatar == null)
+                {
+                    return;
+                }
+
+                var oldValue = m_target.GetValue(m_key);
+                var newValue = EditorGUILayout.Slider(m_key.ToString(), oldValue, 0, 1.0f);
+                if (oldValue != newValue)
+                {
+                    m_target.SetValue(m_key, newValue);
+                }
+            }
+        }
+        List<BlendShapeSlider> m_sliders;
+
         void OnEnable()
         {
             m_target = (VRMBlendShapeProxy)target;
+            if (m_target.BlendShapeAvatar != null && m_target.BlendShapeAvatar.Clips != null)
+            {
+                m_sliders = m_target.BlendShapeAvatar.Clips
+                    .Where(x => x != null)
+                    .Select(x => new BlendShapeSlider(m_target, BlendShapeKey.CreateFrom(x)))
+                    .ToList()
+                    ;
+            }
         }
 
         public override void OnInspectorGUI()
         {
             base.OnInspectorGUI();
 
-            if (m_target.Sliders != null)
+            if (m_sliders != null)
             {
-                foreach (var slider in m_target.Sliders)
+                foreach (var slider in m_sliders)
                 {
                     slider.Slider();
                 }
diff --git a/Scripts/BlendShape/VRMBlendShapeProxy.cs b/Scripts/BlendShape/VRMBlendShapeProxy.cs
index 111bbe870..3fbb9d863 100644
--- a/Scripts/BlendShape/VRMBlendShapeProxy.cs
+++ b/Scripts/BlendShape/VRMBlendShapeProxy.cs
@@ -3,9 +3,6 @@ using System.Collections.Generic;
 using System.Linq;
 using UnityEngine;
 using UniGLTF;
-#if UNITY_EDITOR
-using UnityEditor;
-#endif
 
 
 namespace VRM
@@ -16,57 +13,6 @@ namespace VRM
         [SerializeField]
         public BlendShapeAvatar BlendShapeAvatar;
 
-#if UNITY_EDITOR
-        public class BlendShapeSlider
-        {
-            VRMBlendShapeProxy m_target;
-            BlendShapeKey m_key;
-
-            public BlendShapeSlider(VRMBlendShapeProxy target, BlendShapeKey key)
-            {
-                m_target = target;
-                m_key = key;
-            }
-
-            public void Slider()
-            {
-                if (m_target.BlendShapeAvatar == null)
-                {
-                    return;
-                }
-
-                var oldValue = m_target.GetValue(m_key);
-                var newValue = EditorGUILayout.Slider(m_key.ToString(), oldValue, 0, 1.0f);
-                if (oldValue != newValue)
-                {
-                    m_target.SetValue(m_key, newValue);
-                }
-            }
-        }
-        List<BlendShapeSlider> m_sliders;
-        public List<BlendShapeSlider> Sliders
-        {
-            get { return m_sliders; }
-        }
-        private void SetupSliders()
-        {
-            if (BlendShapeAvatar != null && BlendShapeAvatar.Clips != null)
-            {
-                m_sliders = BlendShapeAvatar.Clips
-                    .Where(x => x != null)
-                    .Select(x => new BlendShapeSlider(this, BlendShapeKey.CreateFrom(x)))
-                    .ToList()
-                    ;
-            }
-        }
-#endif
-
-        struct BlendShapePath
-        {
-            public String RelativePath;
-            public int Index;
-        }
-
         delegate void BlendShapeSetter(float value);
 
         class BlendShapePathHandler
@@ -74,13 +20,6 @@ namespace VRM
             public BlendShapeSetter Setter;
             float m_value;
 
-            /*
-            public void ReplaceValue(float value)
-            {
-                m_value = value;
-            }
-            */
-
             public void AddValue(float value)
             {
                 m_value += value;
@@ -244,10 +183,6 @@ namespace VRM
                     }
                 }
             }
-
-#if UNITY_EDITOR
-            SetupSliders();
-#endif
         }
 
         private void OnDestroy()