diff --git a/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs b/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs
index 341d1fd21..680d04825 100644
--- a/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs
+++ b/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs
@@ -147,19 +147,6 @@ namespace UniVRM10
             }
         }
 
-        private void OnDrawGizmosSelected()
-        {
-            Gizmos.color = Color.green;
-            foreach (var spring in SpringBone.Springs)
-            {
-                foreach (var (head, tail) in spring.EnumHeadTail())
-                {
-                    Gizmos.DrawLine(head.transform.position, tail.transform.position);
-                    Gizmos.DrawWireSphere(tail.transform.position, head.m_jointRadius);
-                }
-            }
-        }
-
         public bool TryGetBoneTransform(HumanBodyBones bone, out Transform t)
         {
             if (Humanoid == null)