diff --git a/Gameton-06/Assets/Gameton/Scripts/GameData/StageClearData.cs b/Gameton-06/Assets/Gameton/Scripts/GameData/StageClearData.cs
new file mode 100644
index 00000000..c39c91a1
--- /dev/null
+++ b/Gameton-06/Assets/Gameton/Scripts/GameData/StageClearData.cs
@@ -0,0 +1,34 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace TON
+{
+    [System.Serializable]
+    public class StageClearData
+    {
+        // 스테이지 클리어 데이터의 고유 id
+        public string id;
+        // 클리어한 캐릭터 아이디
+        public string characterId;
+        // 클리어한 스테이지 아이디
+        public string stageId;
+        // 클리어에 소요된 시간
+        public int clearTime;
+        // 클리어 시간에 따른 별점
+        public int starRating;
+        // 클리어한 날짜와 시간 정보
+        public string dateTime;
+
+        public StageClearData(string characterId, string stageId, int clearTime, int starRating)
+        {
+            id = $"SC{DateTime.UtcNow:yyyyMMddHHmmss}-{characterId}-{stageId}";
+            this.characterId = characterId;
+            this.stageId = stageId;
+            this.clearTime = clearTime;
+            this.starRating = starRating;
+            dateTime = DateTime.UtcNow.ToString();
+        }
+    }
+}
diff --git a/Gameton-06/Assets/Gameton/Scripts/GameData/StageClearData.cs.meta b/Gameton-06/Assets/Gameton/Scripts/GameData/StageClearData.cs.meta
new file mode 100644
index 00000000..054c407e
--- /dev/null
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@@ -0,0 +1,11 @@
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diff --git a/Gameton-06/Assets/Gameton/Scripts/GameStage.meta b/Gameton-06/Assets/Gameton/Scripts/GameStage.meta
new file mode 100644
index 00000000..49786252
--- /dev/null
+++ b/Gameton-06/Assets/Gameton/Scripts/GameStage.meta
@@ -0,0 +1,8 @@
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diff --git a/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs b/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs
new file mode 100644
index 00000000..4c5d2fef
--- /dev/null
+++ b/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs
@@ -0,0 +1,37 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace TON
+{
+    public class StageManager : SingletonBase<StageManager>
+    {
+
+        private float stageStartTime; // 스테이지 시작 시간
+
+        public void StartStage()
+        {
+            stageStartTime = Time.time;
+        }
+
+        public int GetStarCount()
+        {
+            float elapsedTime = Time.time - stageStartTime;
+
+            if (elapsedTime <= 180f)
+                return 3;
+            else if (elapsedTime <= 300f)
+                return 2;
+            else
+                return 1;
+        }
+
+        public void StageClear()
+        {
+            int starCount = GetStarCount();
+            Debug.Log($"스테이지 클리어! 별 개수: {starCount}");
+            // UI 업데이트, 데이터 저장 로직 추가 가능
+        }
+
+    }
+}
diff --git a/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs.meta b/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs.meta
new file mode 100644
index 00000000..4642c621
--- /dev/null
+++ b/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs.meta
@@ -0,0 +1,11 @@
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