diff --git a/Assets/Scripts/Skills/Effectors/HitboxDebug.cs b/Assets/Scripts/Skills/Effectors/HitboxDebug.cs
index a211b43..1585f65 100644
--- a/Assets/Scripts/Skills/Effectors/HitboxDebug.cs
+++ b/Assets/Scripts/Skills/Effectors/HitboxDebug.cs
@@ -8,9 +8,9 @@ namespace EerieVillage.Skills.Effectors
     /// </summary>
     public static class HitboxDebug
     {
-        // PD 지시 2026-05-14 — 투사체 판정 범위 다시 보여줘 → true.
+        // PD 지시 2026-05-18 — 판정 체크 영역 붉은 박스 시각화 off (BT12-Dev-Clone 후속).
         // GameObject·LiveHitboxSync 부착 정상 — SpriteRenderer 활성화만 toggle.
-        public static bool ShowDebugVisuals = true;
+        public static bool ShowDebugVisuals = false;
 
         /// <summary>지정 world 좌표·size 박스 spawn·lifetime 후 destroy. lifetime=0 영역 영구.</summary>
         public static GameObject Spawn(Vector2 pos, Vector2 size, float lifetime)