diff --git a/popcorn/Assets/MyGame/Scenes/Main/Prefabs/UI/Header.prefab b/popcorn/Assets/MyGame/Scenes/Main/Prefabs/UI/Header.prefab
index 625e66b9..67a3d448 100644
--- a/popcorn/Assets/MyGame/Scenes/Main/Prefabs/UI/Header.prefab
+++ b/popcorn/Assets/MyGame/Scenes/Main/Prefabs/UI/Header.prefab
@@ -51,6 +51,7 @@ MonoBehaviour:
   missionIndicator: {fileID: 1937919369583800779}
   customizeButton: {fileID: 2699539194628049746}
   worldMapButton: {fileID: 8411783050349542885}
+  worldMapLockObject: {fileID: 2166580290414857606}
   cityIconTarget: {fileID: 8737461130351586685}
 --- !u!114 &2603354116673325400
 MonoBehaviour:
@@ -448,7 +449,7 @@ RectTransform:
   - {fileID: 137127164298331673}
   - {fileID: 3158404179809041068}
   - {fileID: 4503951777792434246}
-  - {fileID: 1295871286156640604}
+  - {fileID: 2430185935722522149}
   - {fileID: 2068391326539282533}
   m_Father: {fileID: 137127163878687691}
   m_RootOrder: 2
@@ -1311,12 +1312,12 @@ RectTransform:
   m_LocalScale: {x: 0.7, y: 0.7, z: 0.7}
   m_ConstrainProportionsScale: 0
   m_Children: []
-  m_Father: {fileID: 1295871286156640604}
-  m_RootOrder: 0
+  m_Father: {fileID: 137127162834349545}
+  m_RootOrder: 4
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 0.5}
   m_AnchorMax: {x: 0.5, y: 0.5}
-  m_AnchoredPosition: {x: 1, y: -13}
+  m_AnchoredPosition: {x: -82, y: -236.00003}
   m_SizeDelta: {x: 72, y: 78}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &795074000638648589
@@ -1676,7 +1677,7 @@ MonoBehaviour:
     m_HighlightedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
     m_PressedColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 1}
     m_SelectedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
-    m_DisabledColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 0.5019608}
+    m_DisabledColor: {r: 0.65882355, g: 0.65882355, b: 0.65882355, a: 1}
     m_ColorMultiplier: 1
     m_FadeDuration: 0.1
   m_SpriteState:
@@ -1711,145 +1712,6 @@ MonoBehaviour:
   randomPlaySEFilenames: []
   randomPlayVoiceFilenames: []
   vibrationType: 0
---- !u!1 &6216373208680471031
-GameObject:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  serializedVersion: 6
-  m_Component:
-  - component: {fileID: 1295871286156640604}
-  - component: {fileID: 6104739908406093787}
-  - component: {fileID: 8783829379458380809}
-  - component: {fileID: 4416511087053241826}
-  - component: {fileID: 5818444871374557994}
-  m_Layer: 5
-  m_Name: Button_WorldMap_key
-  m_TagString: Untagged
-  m_Icon: {fileID: 0}
-  m_NavMeshLayer: 0
-  m_StaticEditorFlags: 0
-  m_IsActive: 0
---- !u!224 &1295871286156640604
-RectTransform:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6216373208680471031}
-  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: 0, z: 0}
-  m_LocalScale: {x: 1, y: 1, z: 1}
-  m_ConstrainProportionsScale: 0
-  m_Children:
-  - {fileID: 2430185935722522149}
-  m_Father: {fileID: 137127162834349545}
-  m_RootOrder: 4
-  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 1, y: 1}
-  m_AnchorMax: {x: 1, y: 1}
-  m_AnchoredPosition: {x: -83, y: -223}
-  m_SizeDelta: {x: 122, y: 126}
-  m_Pivot: {x: 0.5, y: 0.5}
---- !u!222 &6104739908406093787
-CanvasRenderer:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6216373208680471031}
-  m_CullTransparentMesh: 0
---- !u!114 &8783829379458380809
-MonoBehaviour:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6216373208680471031}
-  m_Enabled: 1
-  m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
-  m_Name: 
-  m_EditorClassIdentifier: 
-  m_Material: {fileID: 0}
-  m_Color: {r: 0.6603774, g: 0.6603774, b: 0.6603774, a: 1}
-  m_RaycastTarget: 1
-  m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
-  m_Maskable: 1
-  m_OnCullStateChanged:
-    m_PersistentCalls:
-      m_Calls: []
-  m_Sprite: {fileID: 21300000, guid: 04a8e0cae00075a41935cc5ccefa7b6e, type: 3}
-  m_Type: 0
-  m_PreserveAspect: 0
-  m_FillCenter: 1
-  m_FillMethod: 4
-  m_FillAmount: 1
-  m_FillClockwise: 1
-  m_FillOrigin: 0
-  m_UseSpriteMesh: 0
-  m_PixelsPerUnitMultiplier: 1
---- !u!114 &4416511087053241826
-MonoBehaviour:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6216373208680471031}
-  m_Enabled: 1
-  m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: 4e29b1a8efbd4b44bb3f3716e73f07ff, type: 3}
-  m_Name: 
-  m_EditorClassIdentifier: 
-  m_Navigation:
-    m_Mode: 3
-    m_WrapAround: 0
-    m_SelectOnUp: {fileID: 0}
-    m_SelectOnDown: {fileID: 0}
-    m_SelectOnLeft: {fileID: 0}
-    m_SelectOnRight: {fileID: 0}
-  m_Transition: 1
-  m_Colors:
-    m_NormalColor: {r: 1, g: 1, b: 1, a: 1}
-    m_HighlightedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
-    m_PressedColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 1}
-    m_SelectedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
-    m_DisabledColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 0.5019608}
-    m_ColorMultiplier: 1
-    m_FadeDuration: 0.1
-  m_SpriteState:
-    m_HighlightedSprite: {fileID: 0}
-    m_PressedSprite: {fileID: 0}
-    m_SelectedSprite: {fileID: 0}
-    m_DisabledSprite: {fileID: 0}
-  m_AnimationTriggers:
-    m_NormalTrigger: Normal
-    m_HighlightedTrigger: Highlighted
-    m_PressedTrigger: Pressed
-    m_SelectedTrigger: Selected
-    m_DisabledTrigger: Disabled
-  m_Interactable: 1
-  m_TargetGraphic: {fileID: 8783829379458380809}
-  m_OnClick:
-    m_PersistentCalls:
-      m_Calls: []
---- !u!114 &5818444871374557994
-MonoBehaviour:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 6216373208680471031}
-  m_Enabled: 1
-  m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: 5e732834936f04d48be0ff3fa358563d, type: 3}
-  m_Name: 
-  m_EditorClassIdentifier: 
-  onClickPlaySEFilename: se_ButtonTap
-  randomPlaySEFilenames: []
-  randomPlayVoiceFilenames: []
-  vibrationType: 0
 --- !u!1 &7295866844401052197
 GameObject:
   m_ObjectHideFlags: 0
diff --git a/popcorn/Assets/MyGame/Scripts/Const.cs b/popcorn/Assets/MyGame/Scripts/Const.cs
index d7ff3a4c..65263397 100644
--- a/popcorn/Assets/MyGame/Scripts/Const.cs
+++ b/popcorn/Assets/MyGame/Scripts/Const.cs
@@ -36,6 +36,7 @@ public static class Const {
     public static readonly int ScrollGameDailyPlayMaxCount = 4;
     public static readonly int ScrollGameDailyResetOffsetHours = 0; // 翌日0時基準
     public static readonly int ScrollGameAvailableLevel = 8;
+    public static readonly int WorldMapAvailableLevel = 20;
     public static readonly int WorldMapTutorialScriptId = 21;
     public static readonly int WorldTripLimitScriptId = 25;
     public static readonly (int cityId,int cityLevel) MaxCityLevel = (2, 2);
diff --git a/popcorn/Assets/MyGame/Scripts/HeaderManager.cs b/popcorn/Assets/MyGame/Scripts/HeaderManager.cs
index c60b3781..f7d6f4a1 100644
--- a/popcorn/Assets/MyGame/Scripts/HeaderManager.cs
+++ b/popcorn/Assets/MyGame/Scripts/HeaderManager.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Linq;
+using MyGame.Scenes.Main.Scripts;
 using MyGame.Scripts;
 using UniRx;
 using UnityEngine;
@@ -13,6 +14,7 @@ public class HeaderManager : MonoBehaviour
     [SerializeField] private GameObject missionIndicator;
     [SerializeField] private Button customizeButton;
     [SerializeField] private Button worldMapButton;
+    [SerializeField] private GameObject worldMapLockObject;
     [SerializeField] private Transform cityIconTarget;
 
     private void Start()
@@ -61,8 +63,16 @@ public class HeaderManager : MonoBehaviour
             .First(data => data.id == GameDataManager.GameData.CurrentCityId);
         cityIconTarget.DestroyAllChildrens();
         Instantiate(cityData.GetIconPrefab(), cityIconTarget);
-        
-        
+        GameDataObserver.Instance.ShopLevelObserver
+            .DistinctUntilChanged().Where(x => x >= Const.WorldMapAvailableLevel).Take(1).Select(_ => true)
+            .StartWith(false)
+            .Subscribe(available =>
+            {
+                worldMapLockObject.SetActive(!available);
+                worldMapButton.enabled = available; 
+                cityIconTarget.SetLocalScale(available ? 1f : 0f);
+            }).AddTo(this);
+
         // mission報酬通知
         GameDataObserver.Instance.UpdateMissionAchieved
             .Where(_ => !isOpenMission).Subscribe(x =>