diff --git a/popcorn/Assets/MyGame/Scripts/HeaderManager.cs b/popcorn/Assets/MyGame/Scripts/HeaderManager.cs
index fad3c339..838173c0 100644
--- a/popcorn/Assets/MyGame/Scripts/HeaderManager.cs
+++ b/popcorn/Assets/MyGame/Scripts/HeaderManager.cs
@@ -95,6 +95,8 @@ public class HeaderManager : MonoBehaviour
             // レベルアップ処理
             cityGameData.ViewedShopLevel = newShopLevelData.shopLevel;
             GameDataManager.SaveGameData();
+            // ミッションチェック
+            GameDataObserver.Instance.UpdateMissionProgress();
             // シナリオ読み込み
             if (ItemConditionUtils.GetScriptList(newShopLevelData.cityId, ItemCondition.CityLevel, cityGameData.ViewedShopLevel).FirstOrDefault() is not { } conditionData) return;
             var levelUpScripts = scriptList.Where(data => data.id == conditionData.scriptId).ToList();