diff --git a/src/main/resources/mappers/estimate/estimateMapper.xml b/src/main/resources/mappers/estimate/estimateMapper.xml
index 49dc983c..745e9625 100644
--- a/src/main/resources/mappers/estimate/estimateMapper.xml
+++ b/src/main/resources/mappers/estimate/estimateMapper.xml
@@ -128,7 +128,7 @@
                 ON P.OBJECT_NO = O.OBJECT_NO
             INNER JOIN T_OBJECT_INFO OI WITH (NOLOCK)
                 ON O.OBJECT_NO = OI.OBJECT_NO
-            LEFT OUTER JOIN M_PREFECTURE MP WITH (NOLOCK)
+            LEFT OUTER JOIN T_SIMULATION_PREFECTURE MP WITH (NOLOCK)
                 ON O.PREF_ID = MP.PREF_ID
             LEFT OUTER JOIN T_SIMULATION_AREA MPA WITH (NOLOCK)
                 ON O.PREF_ID = MPA.PREF_ID
diff --git a/src/main/resources/mappers/excelDown/excelDownMapper.xml b/src/main/resources/mappers/excelDown/excelDownMapper.xml
index 66f8e677..4108d519 100644
--- a/src/main/resources/mappers/excelDown/excelDownMapper.xml
+++ b/src/main/resources/mappers/excelDown/excelDownMapper.xml
@@ -135,7 +135,7 @@
             AND C1.HEAD_CD = '201700'
         LEFT OUTER JOIN M_WORK_PROGRESS D
             ON B.WORK_NO = D.WORK_NO
-        LEFT OUTER JOIN M_PREFECTURE E
+        LEFT OUTER JOIN T_SIMULATION_PREFECTURE E
             ON B.PREF_ID = E.PREF_ID
         <!-- LEFT OUTER JOIN T_GUARANTEE F ON A.OBJECT_NO = F.OBJECT_NO AND A.PLAN_NO = F.PLAN_NO -->
         LEFT OUTER JOIN M_SALES_STORE G
@@ -243,7 +243,7 @@
         LEFT OUTER JOIN M_SALES_STORE H
             ON D.FIRST_AGENT_ID = H.SALE_STORE_ID
             AND H.DEL_FLG = 0
-        LEFT OUTER JOIN M_PREFECTURE I
+        LEFT OUTER JOIN T_SIMULATION_PREFECTURE I
             ON C.PREF_ID = I.PREF_ID
         LEFT OUTER JOIN M_BUSINESS_CHARGER J
             ON D.BUSINESS_CHARGER_CD = J.BUSINESS_CHARGER_CD
@@ -341,9 +341,9 @@
                 END AS EQUIP_GUARANTEE_YEARS_RETROACT           /* 기기보증연수(소급) 機器保証年数_遡及 */
             , CAST(A.SUNSHINE_COPENSATE_YEARS AS NVARCHAR) + '年' AS SUNSHINE_COPENSATE_YEARS /* 일조보상연수 日照補償年数 */
         FROM T_GUARANTEE A
-        LEFT OUTER JOIN M_PREFECTURE B
+        LEFT OUTER JOIN T_SIMULATION_PREFECTURE B
             ON A.GUARANTEE_RECEIVE_USER_PREF_ID = B.PREF_ID
-        LEFT OUTER JOIN M_PREFECTURE C
+        LEFT OUTER JOIN T_SIMULATION_PREFECTURE C
             ON A.SETUP_PLACE_PREF_ID = C.PREF_ID
         LEFT OUTER JOIN T_OBJECT D
             ON A.OBJECT_NO = D.OBJECT_NO
diff --git a/src/main/resources/mappers/object/objectMapper.xml b/src/main/resources/mappers/object/objectMapper.xml
index 0acf3be1..9718db48 100644
--- a/src/main/resources/mappers/object/objectMapper.xml
+++ b/src/main/resources/mappers/object/objectMapper.xml
@@ -7,7 +7,7 @@
         SELECT
               P.PREF_ID
             , P.PREF_NAME
-        FROM M_PREFECTURE P WITH (NOLOCK)
+        FROM T_SIMULATION_PREFECTURE P WITH (NOLOCK)
         ORDER BY P.DISP_ORDER ASC
     </select>
 
@@ -286,7 +286,7 @@
             INNER JOIN SALES_STORE_CTE T
                 ON S.SALE_STORE_ID = T.SALE_STORE_ID
             </if>
-            LEFT OUTER JOIN M_PREFECTURE P
+            LEFT OUTER JOIN T_SIMULATION_PREFECTURE P
                 ON O.PREF_ID = P.PREF_ID
             WHERE OI.SOURCE_ORIGIN = 'QCAST_III'
                 AND (OI.ORG_DEL_FLG = '0' OR (OI.TEMP_FLG = '1' AND OI.TEMP_DEL_FLG = '0'))
@@ -390,7 +390,7 @@
             ON O.OBJECT_NO = OI.OBJECT_NO
         INNER JOIN M_SALES_STORE S WITH(NOLOCK)
             ON O.SALE_STORE_ID = S.SALE_STORE_ID
-        LEFT OUTER JOIN M_PREFECTURE P
+        LEFT OUTER JOIN T_SIMULATION_PREFECTURE P
             ON O.PREF_ID = P.PREF_ID
         LEFT OUTER JOIN T_SIMULATION_AREA PA
             ON OI.AREA_ID = PA.AREA_ID
diff --git a/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml b/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
index 938ea268..6d98517b 100644
--- a/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
+++ b/src/main/resources/mappers/pwrGnrSimulation/pwrGnrSimMapper.xml
@@ -14,7 +14,7 @@
             , A.SNOWFALL/* 적설조건 */
             , ISNULL(C1.CODE_NM, '') AS STANDARD_WIND_SPEED_ID/* 풍속조건명 */
             , B.PREF_ID  /* 도도부현 */
-            , (SELECT PREF_NAME FROM M_PREFECTURE WHERE PREF_ID = B.PREF_ID ) AS PREF_NAME
+            , (SELECT PREF_NAME FROM T_SIMULATION_PREFECTURE WHERE PREF_ID = B.PREF_ID ) AS PREF_NAME
             , B1.AREA_ID  /* 일사량 관측지점 */
             , (SELECT AREA_NAME FROM T_SIMULATION_AREA WHERE AREA_ID = B1.AREA_ID ) AS AREA_NAME
         FROM T_PLAN A WITH (NOLOCK)