diff --git a/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs b/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs
index d09d6fa2..7428358b 100644
--- a/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs
+++ b/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs
@@ -134,7 +134,11 @@ public class CookingResult : MonoBehaviour
         perfectResultObject.SetActive(result == CornResult.Perfect);
         goodResultObject.SetActive(result == CornResult.Good);
         failureResultObject.SetActive(result == CornResult.Failure);
-        
+
+        if (result == CornResult.Failure)
+        {
+            VibrationManager.Instance.PlayVibrationDoubleStrong();
+        }
         smokeEffect.SetActive(result == CornResult.Failure);
         glitterEffect.SetActive(result == CornResult.Perfect);
 
diff --git a/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornHarvester.cs b/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornHarvester.cs
index ea9f8b69..41bac280 100644
--- a/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornHarvester.cs
+++ b/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornHarvester.cs
@@ -58,6 +58,7 @@ public class CornHarvester : MonoBehaviour
         var finishedList = new List<Collider2D>();
         for (int i = 0; i < cnt; i++)
         {
+            VibrationManager.Instance.PlayVibrationOnce();
             var corn = Instantiate(harvestedPrefab, harvestedSpawnTransform.position, Quaternion.identity, harvestedSpawnTransform);
             corn.GetComponent<Rigidbody2D>().AddForce(new Vector2(Random.Range(-0.3f, 0.3f), -1).normalized * thrust, ForceMode2D.Impulse);
             finishedList.Add(corn.GetComponent<Collider2D>());
diff --git a/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs b/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs
index 3d2e5820..2b8c0125 100644
--- a/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs
+++ b/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs
@@ -139,6 +139,7 @@ public class MarketManager : MonoBehaviour
     private void GenerateCustomer(CustomerController controller)
     {
         var customerObject = new GameObject();
+        customerObject.transform.parent = transform;
         customerObject.transform.localPosition = controller.transform.localPosition;
         // controllerが破棄のタイミングでこちらも破棄
         controller.OnDestroyAsObservable().Subscribe(_ =>
@@ -206,6 +207,7 @@ public class MarketManager : MonoBehaviour
                 }
                 controller.Tapped();
                 customerAnimator.ShowTapReaction();
+                VibrationManager.Instance.PlayVibrationOnce();
             }).AddTo(customerAnimator);
     }
 }
\ No newline at end of file