diff --git a/Assets/_DDD/_Scripts/GameFramework/Localization/LocalizationManager.cs b/Assets/_DDD/_Scripts/GameFramework/Localization/LocalizationManager.cs
index 4ada9b995..6dab72e88 100644
--- a/Assets/_DDD/_Scripts/GameFramework/Localization/LocalizationManager.cs
+++ b/Assets/_DDD/_Scripts/GameFramework/Localization/LocalizationManager.cs
@@ -1,5 +1,8 @@
+using System.Collections.Generic;
 using UnityEngine.Localization.Settings;
 using System.Linq;
+using System.Threading.Tasks;
+using UnityEngine;
 
 namespace DDD
 {
@@ -11,28 +14,69 @@ public enum TableName
         Global_Message,
     }
 
-    public static class LocalizationManager
+    public class LocalizationManager : Singleton<LocalizationManager>, IManager
     {
+        private readonly Dictionary<string, string> _localizedCache = new();
+        private string _currentLocaleCode;
+        private bool _isInitialized;
+        
+        public void PreInit()
+        {
+            _localizedCache.Clear();
+            _currentLocaleCode = GetCurrentLocaleCode();
+
+            foreach (TableName table in System.Enum.GetValues(typeof(TableName)))
+            {
+                if (table == TableName.None) continue;
+
+                var tableName = table.ToString();
+                var stringTable = LocalizationSettings.StringDatabase.GetTable(tableName);
+
+                if (stringTable == null)
+                {
+                    Debug.LogWarning($"[Localization] Table not found: {tableName}");
+                    continue;
+                }
+
+                foreach (var entry in stringTable.Values)
+                {
+                    if (entry == null || string.IsNullOrEmpty(entry.KeyId.ToString())) continue;
+
+                    if (!_localizedCache.ContainsKey(entry.Key))
+                    {
+                        _localizedCache.Add(entry.Key, entry.GetLocalizedString());
+                    }
+                }
+            }
+
+            _isInitialized = true;
+        }
+
+        public Task Init()
+        {
+            return Task.CompletedTask;
+        }
+
+        public void PostInit()
+        {
+
+        }
+        
         /// <summary>
         /// 현재 선택된 로케일 기준으로 로컬라이징 텍스트를 가져옵니다.
         /// </summary>
-        public static string GetString(TableName table, string key)
+        public string GetString(string key)
         {
-            if (table == TableName.None || string.IsNullOrEmpty(key))
-                return $"[Invalid:{table}/{key}]";
+            if (!_isInitialized)
+            {
+                Debug.LogWarning("[LocalizationManager] 호출 전에 초기화되지 않았습니다.");
+                return $"[Uninitialized:{key}]";
+            }
 
-            var locale = LocalizationSettings.SelectedLocale;
-            var tableName = table.ToString();
-
-            var stringTable = LocalizationSettings.StringDatabase.GetTable(tableName, locale);
-            if (stringTable == null)
-                return $"[Missing Table:{tableName}]";
-
-            var entry = stringTable.GetEntry(key);
-            if (entry == null)
-                return $"[Missing Key:{key}]";
-
-            return entry.GetLocalizedString();
+            if (_localizedCache.TryGetValue(key, out var value)) return value;
+            
+            Debug.LogError("[LocalizationManager] key값이 존재하지 않습니다.");
+            return null;
         }
 
         /// <summary>
@@ -46,12 +90,13 @@ public static string GetCurrentLocaleCode()
         /// <summary>
         /// 로케일 코드로 현재 언어를 설정합니다. (예: "ko", "en", "ja")
         /// </summary>
-        public static void SetLocale(string code)
+        public void SetLocale(string code)
         {
-            var locale = LocalizationSettings.AvailableLocales.Locales
-                .FirstOrDefault(l => l.Identifier.Code == code);
+            var locale = LocalizationSettings.AvailableLocales.Locales.FirstOrDefault(l => l.Identifier.Code == code);
             if (locale != null)
+            {
                 LocalizationSettings.SelectedLocale = locale;
+            }
         }
     }
 }
\ No newline at end of file
diff --git a/Assets/_DDD/_Scripts/GameUi/GlobalMessageUi.cs b/Assets/_DDD/_Scripts/GameUi/GlobalMessageUi.cs
index da527157a..e119e5de7 100644
--- a/Assets/_DDD/_Scripts/GameUi/GlobalMessageUi.cs
+++ b/Assets/_DDD/_Scripts/GameUi/GlobalMessageUi.cs
@@ -53,7 +53,7 @@ private void TryDisplayNext()
             var evt = _messageQueue.Dequeue();
             _isDisplayingMessage = true;
 
-            _messageText.text = LocalizationManager.GetString(TableName.Global_Message, evt.NewMessageKey);
+            _messageText.text = LocalizationManager.Instance.GetString(evt.NewMessageKey);
             Open();
 
             _fadeTween?.Kill();