diff --git a/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BGManager.cs b/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BGManager.cs
index 2bb01e4e..622239c2 100644
--- a/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BGManager.cs
+++ b/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BGManager.cs
@@ -37,7 +37,7 @@ namespace MyGame.Scenes.MiniGame.Scripts
                 bg.GetComponent<BackGround>()?.ResetFence();
             }
             // フェンス確認
-            if (fencePosList.Count > 0 && fencePosList[0] - targetXPos <= bgWidth)
+            if (fencePosList.Count > 0 && fencePosList[0] - targetXPos <= bgWidth * 1.5f)
             {
                 SetFence(fencePosList[0]);
                 fencePosList.RemoveAt(0);
diff --git a/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BackGround.cs b/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BackGround.cs
index 05cfd567..e3e251ad 100644
--- a/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BackGround.cs
+++ b/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/BackGround.cs
@@ -1,4 +1,6 @@
 using System;
+using System.Collections.Generic;
+using System.Linq;
 using UnityEngine;
 
 namespace MyGame.Scenes.MiniGame.Scripts
@@ -10,6 +12,22 @@ namespace MyGame.Scenes.MiniGame.Scripts
         [SerializeField] private float fenceStep = 1.47f;
         [SerializeField] private Transform fenceMask;
         [SerializeField] private float maskOffset = .6f;
+        private readonly List<Transform> fenceMaskList = new();
+        private int fenceMaskCount = 3;
+        private int fenceMaskIndex;
+        private Vector3 cacheFenceScale;
+
+        private void Start()
+        {
+            cacheFenceScale = fenceMask.localScale;
+            fenceMaskList.Clear();
+            fenceMaskList.Add(fenceMask);
+            for (int i = 0; i < fenceMaskCount - 1; i++)
+            {
+                var newFenceMask = Instantiate(fenceMask, fenceMask.parent);
+                fenceMaskList.Add(newFenceMask);
+            }
+        }
 
         public void SetSky(ScrollGameDifficulty difficulty)
         {
@@ -36,14 +54,18 @@ namespace MyGame.Scenes.MiniGame.Scripts
 
         public void SetFence(float xPos)
         {
-            fenceMask.gameObject.SetActive(true);
             var fenceRight = fence.transform.position.x + fence.size.x / 2;
-            fenceMask.SetPositionX(Mathf.CeilToInt((fenceRight - xPos) / fenceStep) * -fenceStep + fenceRight + maskOffset);
+            fenceMaskList[fenceMaskIndex].localScale = cacheFenceScale;
+            fenceMaskList[fenceMaskIndex].SetPositionX(Mathf.CeilToInt((fenceRight - xPos) / fenceStep) * -fenceStep + fenceRight + maskOffset);
+            fenceMaskIndex = (fenceMaskIndex + 1) % fenceMaskCount;
         }
 
         public void ResetFence()
         {
-            fenceMask.gameObject.SetActive(false);
+            foreach (var fm in fenceMaskList)
+            {
+                fm.SetLocalScale(0f);
+            }
         }
     }
 }
\ No newline at end of file