diff --git a/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs b/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs
index 14654c4c..2bebac21 100644
--- a/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs
+++ b/popcorn/Assets/MyGame/Scenes/Cooking/Scripts/CookingResult.cs
@@ -7,6 +7,7 @@ using TMPro;
 using UniRx;
 using UnityEngine;
 using UnityEngine.UI;
+using Random = UnityEngine.Random;
 
 public class CookingResult : MonoBehaviour
 {
@@ -140,6 +141,19 @@ public class CookingResult : MonoBehaviour
             {
                 // 獲得、遷移
                 MoveStock(GameDataManager.GameData.WaitAddStock);
+                
+                // 確率でVip宣伝
+                if (GameDataManager.GameData.ShopStock.Count >= Const.VipCustomerRewardStock)
+                {
+                    if (Random.value <= Const.VipCustomerRewardRate)
+                    {
+#if UNITY_EDITOR
+                        Debug.Log($"flag VipReward");
+#endif
+                        GameDataManager.GameData.vipCustomerFirstOpen = true;
+                        GameDataManager.GameData.vipCustomerLimitTime = DateTime.UtcNow.AddSeconds(60).ToBinary();
+                    }
+                }
                 GameDataManager.SaveGameData();
                 Market.Instance.IsPause.Value = false;
                 TransitionManager.Instance.LoadScene(GameScenes.Main);
diff --git a/popcorn/Assets/MyGame/Scripts/Const.cs b/popcorn/Assets/MyGame/Scripts/Const.cs
index 3c8bea68..54a04a3b 100644
--- a/popcorn/Assets/MyGame/Scripts/Const.cs
+++ b/popcorn/Assets/MyGame/Scripts/Const.cs
@@ -22,6 +22,8 @@ public static class Const {
     public static readonly int[] FieldTutorial = { 5, 12, 6 };
     public static readonly int[] ShoppingTutorial = { 7, 13, 8};
     public static readonly int[] ManagementTutorial = { 9 };
+    public static readonly float VipCustomerRewardStock = 20; // Market.ShopStockCount以下にする
+    public static readonly float VipCustomerRewardRate = 0.01f;
 
     // tag
     public static readonly string GameDataTag = "GameData";
diff --git a/popcorn/Assets/MyGame/Scripts/GameDataManager.cs b/popcorn/Assets/MyGame/Scripts/GameDataManager.cs
index 81b65cbe..4daf5580 100644
--- a/popcorn/Assets/MyGame/Scripts/GameDataManager.cs
+++ b/popcorn/Assets/MyGame/Scripts/GameDataManager.cs
@@ -144,6 +144,12 @@ public sealed class GameData {
     public int WaitAddHeart;
     [DataMember(Name = "Data42")] 
     public ProductStockData WaitAddStock;
+    
+    // reward(v1.1追加)
+    [DataMember(Name = "Data51")] 
+    public long vipCustomerLimitTime = DateTime.UtcNow.ToBinary();
+    [DataMember(Name = "Data52")] 
+    public bool vipCustomerFirstOpen;
 
         // mission
     [DataMember(Name = "Data1001")]