diff --git a/Gameton-06/Assets/Gameton/Scripts/Backend/BackendHeartDataManager.cs b/Gameton-06/Assets/Gameton/Scripts/Backend/BackendHeartDataManager.cs
index 934d7b3b..ba7d4235 100644
--- a/Gameton-06/Assets/Gameton/Scripts/Backend/BackendHeartDataManager.cs
+++ b/Gameton-06/Assets/Gameton/Scripts/Backend/BackendHeartDataManager.cs
@@ -38,7 +38,6 @@ namespace TON
                 {
                     heartData.currentHearts = int.Parse(callback.FlattenRows()[0]["currentHearts"].ToString());
 
-                    Debug.Log("test::: " + callback.FlattenRows()[0]["lastHeartTime"]);
                     heartData.lastHeartTime = callback.FlattenRows()[0]["lastHeartTime"].ToString();
                     onComplete?.Invoke(heartData); // 성공 시 데이터 반환
                 }
diff --git a/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs b/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs
index 2de402e0..7b39d3ee 100644
--- a/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs
+++ b/Gameton-06/Assets/Gameton/Scripts/GameStage/StageManager.cs
@@ -1,5 +1,6 @@
 using System.Collections;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 using UnityEngine;
 using UnityEngine.Assertions;
 
@@ -88,9 +89,14 @@ namespace TON
             gameScore = 0;
         }
 
-        // 전체 랭킹 리스트 조회 
-        public void GetRankList()
+        // 전체 랭킹 리스트 조회
+        public void GetRankList(System.Action onComplete = null)
         {
+            if (RankList.Count > 0)
+            {
+                RankList.Clear();
+            }
+
             rankDataManager.GetRankData(rankData =>
             {
                 for (int i = 0; i < rankData.Count; i++)
@@ -112,11 +118,22 @@ namespace TON
                     if (a.score != b.score) return b.score.CompareTo(a.score);
                     return a.playTime.CompareTo(b.playTime);
                 });
+
+                // top 50 까지만 RankList에 세팅
+                if (RankList.Count > 50)
+                {
+                    RankList = RankList.GetRange(0, 50);
+                }
+
+                onComplete?.Invoke();
             });
         }
 
-        public List<ClearData> GetRankDataList()
+        public async Task<List<ClearData>> GetRankDataListAsync()
         {
+            var tcs = new TaskCompletionSource<bool>();
+            GetRankList(() => tcs.SetResult(true));
+            await tcs.Task;
             return RankList;
         }
 
diff --git a/Gameton-06/Assets/Gameton/Scripts/UI/LobbyUI.cs b/Gameton-06/Assets/Gameton/Scripts/UI/LobbyUI.cs
index 9bb3d2bf..79bff62e 100644
--- a/Gameton-06/Assets/Gameton/Scripts/UI/LobbyUI.cs
+++ b/Gameton-06/Assets/Gameton/Scripts/UI/LobbyUI.cs
@@ -123,17 +123,19 @@ namespace TON
             UIManager.Show<SkillSettingUI>(UIList.SkillSettingUI);
         }
 
-        public void OnClickRankingButton()
+        public async void OnClickRankingButton()
         {
-            // 랭킹 UI 추가
+            // 랭킹 정보를 다시 불러오기 위해 await 사용
+            UIManager.Show<LoadingUI>(UIList.LoadingUI);
+            await StageManager.Singleton.GetRankDataListAsync();
+
+            UIManager.Hide<LoadingUI>(UIList.LoadingUI);
+
             UIManager.Show<RankingUI>(UIList.RankingUI);
         }
 
         public void OnClickShopButton()
         {
-            // TODO: 상점 UI 추가
-            // 상점은 Scene으로 전환하자.
-            
             Main.Singleton.ChangeScene(SceneType.Shop);
         }
 
diff --git a/Gameton-06/Assets/Gameton/Scripts/UI/RankingUI.cs b/Gameton-06/Assets/Gameton/Scripts/UI/RankingUI.cs
index d3c6d641..7cb35b98 100644
--- a/Gameton-06/Assets/Gameton/Scripts/UI/RankingUI.cs
+++ b/Gameton-06/Assets/Gameton/Scripts/UI/RankingUI.cs
@@ -1,8 +1,8 @@
 using System.Collections;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 using TMPro;
 using UnityEngine;
-using UnityEngine.Assertions;
 using UnityEngine.UI;
 
 namespace TON
@@ -25,12 +25,13 @@ namespace TON
         [SerializeField] private TextMeshProUGUI scoreText;
         [SerializeField] private TextMeshProUGUI playTimeText;
 
+        private List<ClearData> rankList = new List<ClearData>();
+
         private void OnEnable()
         {
             // 랭킹 불러오기 오류 팝업 기본 상태
             errorPopup.SetActive(false);
 
-            // 랭킹 리스트 서버 오류 수정 후 주석 해제
             SetRankList();
             SetMyRankData();
         }
@@ -41,7 +42,7 @@ namespace TON
             int myRankNumber = StageManager.Singleton.GetMyRankNumber();
 
             playerName.text = TOP_RECORD.nickname;
-            rankNumber.text = myRankNumber > -1 ? $"{myRankNumber} th" : "Not Record";
+            rankNumber.text = myRankNumber > -1 ? $"{myRankNumber + 1} th" : "Not Record";
             waveText.text = $"{TOP_RECORD.wave}";
             scoreText.text = $"{TOP_RECORD.score}";
 
@@ -64,7 +65,7 @@ namespace TON
                 uiPrefabList.Clear();
             }
 
-            List<ClearData> rankList = StageManager.Singleton.GetRankDataList();
+            rankList = StageManager.Singleton.RankList;
 
             if (rankList.Count == 0)
             {