diff --git a/Assets/VRM10/Runtime/Components/SpringBone/VRM10SpringBoneCollider.cs b/Assets/VRM10/Runtime/Components/SpringBone/VRM10SpringBoneCollider.cs
index 2911a0c96..2c5f8485d 100644
--- a/Assets/VRM10/Runtime/Components/SpringBone/VRM10SpringBoneCollider.cs
+++ b/Assets/VRM10/Runtime/Components/SpringBone/VRM10SpringBoneCollider.cs
@@ -33,10 +33,14 @@ namespace UniVRM10
             switch (ColliderType)
             {
                 case VRM10SpringBoneColliderTypes.Sphere:
+                    Gizmos.color = Color.magenta;
                     Gizmos.DrawWireSphere(Offset, Radius);
                     break;
 
                 case VRM10SpringBoneColliderTypes.Capsule:
+                    Gizmos.color = Color.cyan;
+                    Gizmos.DrawWireSphere(Offset, Radius);
+                    Gizmos.DrawWireSphere(Tail, Radius);
                     break;
             }
         }
diff --git a/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs b/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs
index 575cf5104..5d0e7d7b9 100644
--- a/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs
+++ b/Assets/VRM10/Runtime/Components/Vrm10Instance/Vrm10Instance.cs
@@ -106,12 +106,13 @@ namespace UniVRM10
 
         private void OnDrawGizmos()
         {
+            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.DrawSphere(tail.transform.position, head.m_jointRadius);
+                    Gizmos.DrawWireSphere(tail.transform.position, head.m_jointRadius);
                 }
             }
         }