diff --git a/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornField.cs b/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornField.cs
index dbdec506..fd0f2158 100644
--- a/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornField.cs
+++ b/popcorn/Assets/MyGame/Scenes/CornField/Scripts/CornField.cs
@@ -42,24 +42,7 @@ public class CornField : MonoBehaviour
         // データ
         var gameData = GameDataManager.GameData;
         CoinManager.Instance.ChangeCoin(gameData.coin);
-        // 解放済みの畑
-        gameData.PlantLineTypes = new List<(PlantLineType type, CornFieldRank level)>()
-        {
-            (PlantLineType.Top, CornFieldRank.Rank2),
-            (PlantLineType.Center, CornFieldRank.Rank1),
-            (PlantLineType.Bottom, CornFieldRank.Rank3)
-        };
-        if (gameData.PlantLineTypes == null || gameData.PlantLineTypes.Count == 0)
-        {
-            gameData.PlantLineTypes = new List<(PlantLineType type, CornFieldRank level)>()
-            {
-                (PlantLineType.Center, CornFieldRank.Rank1),
-            };
-        }
-        // 畑の質
-        // gameData.FieldLevel = CornFieldRank.Rank3;
-        // 収穫機レベル
-        gameData.MachineLevel = 1;
+        SetData();
 
         // 畑リセット
         foreach (var line in plantLines)
@@ -68,11 +51,6 @@ public class CornField : MonoBehaviour
         }
         
         // セーブデータから畑を復元
-        // gameData.SeedlingDataList = new List<SeedlingProgressData>();
-        if (gameData.SeedlingDataList == null || gameData.SeedlingDataList.Count == 0)
-        {
-            gameData.SeedlingDataList = new List<SeedlingProgressData>();
-        }
         availableLines.Clear();
         foreach (var line in gameData.PlantLines)
         {
@@ -164,6 +142,32 @@ public class CornField : MonoBehaviour
         }).AddTo(compositeDisposable);
     }
 
+    private void SetData()
+    {
+        var gameData = GameDataManager.GameData;
+        // 解放済みの畑
+        gameData.PlantLines = new List<PlantLineData>
+        {
+            new PlantLineData(PlantLineType.Top, CornFieldRank.Rank2),
+            new PlantLineData(PlantLineType.Center, CornFieldRank.Rank1),
+            new PlantLineData(PlantLineType.Bottom, CornFieldRank.Rank3)
+        };
+        if (gameData.PlantLines == null || gameData.PlantLines.Count == 0)
+        {
+            gameData.PlantLines = new List<PlantLineData>
+            {
+                new PlantLineData(PlantLineType.Center, CornFieldRank.Rank1),
+            };
+        }
+        if (gameData.SeedlingDataList == null || gameData.SeedlingDataList.Count == 0)
+        {
+            gameData.SeedlingDataList = new List<SeedlingProgressData>();
+        }
+        // 収穫機レベル
+        gameData.MachineLevel = 1;
+        GameDataManager.SaveGameData();
+    }
+
     private SeedlingProgressData GenerateSeedlingData(PlantLineType type, CornFieldRank level)
     {
         switch (type)