diff --git a/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/GameManager.cs b/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/GameManager.cs
index edb273ec..cc98dfdc 100644
--- a/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/GameManager.cs
+++ b/popcorn/Assets/MyGame/Scenes/MiniGame/Scripts/GameManager.cs
@@ -188,12 +188,21 @@ namespace MyGame.Scenes.MiniGame.Scripts
                     state.Value = GameState.Play;
                 }).AddTo(this);
             
+            var playerTransform = player.transform;
+            characterBeginPos = playerTransform.position;
+            var cameraTransform = Camera.main.transform;
+            var cameraOffset = cameraTransform.position - characterBeginPos.x * Vector3.right;
+            
             state.Subscribe(x =>
             {
                 readyObject.SetActive(x == GameState.Ready);
                 switch (x)
                 {
                     case GameState.Ready:
+                        var playerPosX = playerTransform.position.x;
+                        // カメラ移動
+                        cameraTransform.position = playerPosX * Vector3.right + cameraOffset;
+                        bgManager.UpdatePos(playerPosX);
                         break;
                     case GameState.Play:
                         SoundManager.Instance.PlaySE("se_minigame_Start");
@@ -213,17 +222,6 @@ namespace MyGame.Scenes.MiniGame.Scripts
                 }
             }).AddTo(this);
             
-            var playerTransform = player.transform;
-            characterBeginPos = playerTransform.position;
-            var cameraTransform = Camera.main.transform;
-            var cameraOffset = cameraTransform.position - characterBeginPos.x * Vector3.right;
-            state.Where(x => x is GameState.Ready).Subscribe(_ =>
-            {
-                var playerPosX = playerTransform.position.x;
-                // カメラ移動
-                cameraTransform.position = playerPosX * Vector3.right + cameraOffset;
-                bgManager.ResetBg(playerPosX);
-            }).AddTo(this);
             this.UpdateAsObservable()
                 .Where(_ => state.Value == GameState.Play)
                 .Subscribe(_ =>
@@ -357,13 +355,14 @@ namespace MyGame.Scenes.MiniGame.Scripts
         {
             SoundManager.Instance.ChangeVolumeUniqueBGM(1f);
             ResetTimer();
+            bgManager.ResetBg(characterBeginPos.x);
             // ステージ読み込み
             stageManager.SetBeginStages();
             player.transform.position = characterBeginPos;
             player.ResetPlayer();
             scoreCount.Value = 0;
             resultManager.Reset();
-            state.Value = GameState.Ready;
+            state.SetValueAndForceNotify(GameState.Ready);
         }
 
         private static void UpdatePlayCount()