diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/actions.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/actions.ts
index 646c0439..cba55fd5 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/actions.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/actions.ts
@@ -4,8 +4,14 @@ import {
   GroupRequest,
   GroupDetailData,
   GroupResponse,
-  UserInfo
+  UserInfo,
+  RoomRequest
 } from '@ucap-webmessenger/protocol-sync';
+import {
+  RoomInfo,
+  UserInfoShort,
+  UserInfo as RoomUserInfo
+} from '@ucap-webmessenger/protocol-room';
 
 export const buddy2 = createAction(
   '[Messenger::Sync] Buddy2',
@@ -36,3 +42,27 @@ export const group2Failure = createAction(
   '[Messenger::Sync] Group2 Failure',
   props<{ error: any }>()
 );
+
+export const room = createAction(
+  '[Messenger::Sync] Room',
+  props<RoomRequest>()
+);
+
+export const roomSuccess = createAction(
+  '[Messenger::Sync] Room Success',
+  props<{
+    roomList: RoomInfo[];
+    roomUserInfoMap: {
+      [param: string]: {
+        userInfoShortList: UserInfoShort[];
+        userInfoList: RoomUserInfo[];
+      };
+    };
+    syncDate: string;
+  }>()
+);
+
+export const roomFailure = createAction(
+  '[Messenger::Sync] Room Failure',
+  props<{ error: any }>()
+);
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts
index 1ca2f009..b938e874 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts
@@ -22,7 +22,10 @@ import {
   buddy2Failure,
   group2,
   group2Success,
-  group2Failure
+  group2Failure,
+  room,
+  roomFailure,
+  roomSuccess
 } from './actions';
 import { SessionStorageService } from '@ucap-webmessenger/web-storage';
 
@@ -36,9 +39,23 @@ import {
   GroupResponse,
   UserInfo,
   SSVC_TYPE_SYNC_BUDDY2_RES,
-  SSVC_TYPE_SYNC_GROUP_RES2
+  SSVC_TYPE_SYNC_GROUP_RES2,
+  SSVC_TYPE_SYNC_ROOM_DATA,
+  SSVC_TYPE_SYNC_ROOM_USER,
+  SSVC_TYPE_SYNC_ROOM_USER2,
+  SSVC_TYPE_SYNC_ROOM_RES,
+  RoomData,
+  RoomUserData,
+  RoomUserDetailData,
+  RoomResponse
 } from '@ucap-webmessenger/protocol-sync';
 import { regViewSuccess } from '@app/store/setting/option';
+import {
+  RoomInfo,
+  UserInfoShort,
+  UserInfo as RoomUserInfo
+} from '@ucap-webmessenger/protocol-room';
+import { LoginInfo, KEY_LOGIN_INFO } from '@app/types';
 
 @Injectable()
 export class Effects {
@@ -110,6 +127,107 @@ export class Effects {
     { dispatch: false }
   );
 
+  buddy2SuccessPostRoom$ = createEffect(() =>
+    this.actions$.pipe(
+      ofType(buddy2Success),
+      map(action => {
+        const loginInfo = this.sessionStorageService.get<LoginInfo>(
+          KEY_LOGIN_INFO
+        );
+
+        return loginInfo.localeCode;
+      }),
+      withLatestFrom(
+        this.store.pipe(
+          select(state => {
+            return state.messenger.sync.roomSyncDate as string;
+          })
+        )
+      ),
+      map(([localeCode, roomSyncDate]) =>
+        room({ syncDate: roomSyncDate, localeCode })
+      )
+    )
+  );
+
+  room$ = createEffect(
+    () => {
+      let roomList: RoomInfo[];
+      let roomUserInfoMap: {
+        [param: string]: {
+          userInfoShortList: UserInfoShort[];
+          userInfoList: RoomUserInfo[];
+        };
+      };
+
+      return this.actions$.pipe(
+        ofType(room),
+        tap(() => {
+          roomList = [];
+          roomUserInfoMap = {};
+        }),
+        switchMap(req => {
+          return this.syncProtocolService.room(req).pipe(
+            map(res => {
+              switch (res.Type) {
+                case SSVC_TYPE_SYNC_ROOM_DATA:
+                  roomList.push(...(res as RoomData).roomInfos);
+                  break;
+                case SSVC_TYPE_SYNC_ROOM_USER:
+                  {
+                    const roomUserData = res as RoomUserData;
+                    if (!roomUserInfoMap[roomUserData.roomSeq]) {
+                      roomUserInfoMap[roomUserData.roomSeq] = {
+                        userInfoList: [],
+                        userInfoShortList: []
+                      };
+                    }
+                    roomUserInfoMap[
+                      roomUserData.roomSeq
+                    ].userInfoShortList.push(...roomUserData.userInfos);
+                  }
+                  break;
+                case SSVC_TYPE_SYNC_ROOM_USER2:
+                  {
+                    const roomUserDetailData = res as RoomUserDetailData;
+                    if (!roomUserInfoMap[roomUserDetailData.roomSeq]) {
+                      roomUserInfoMap[roomUserDetailData.roomSeq] = {
+                        userInfoList: [],
+                        userInfoShortList: []
+                      };
+                    }
+                    roomUserInfoMap[
+                      roomUserDetailData.roomSeq
+                    ].userInfoList.push(...roomUserDetailData.userInfos);
+                  }
+                  break;
+                case SSVC_TYPE_SYNC_ROOM_RES:
+                  {
+                    this.logger.debug(
+                      'roomList',
+                      roomList,
+                      'roomUserInfoMap',
+                      roomUserInfoMap
+                    );
+                    this.store.dispatch(
+                      roomSuccess({
+                        roomList,
+                        roomUserInfoMap,
+                        syncDate: (res as RoomResponse).syncDate
+                      })
+                    );
+                  }
+                  break;
+              }
+            }),
+            catchError(error => of(roomFailure({ error })))
+          );
+        })
+      );
+    },
+    { dispatch: false }
+  );
+
   constructor(
     private actions$: Actions,
     private store: Store<any>,
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts
index eab7680b..9f8670b0 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts
@@ -1,6 +1,6 @@
 import { createReducer, on } from '@ngrx/store';
 import { initialState } from './state';
-import { buddy2Success, group2Success } from './actions';
+import { buddy2Success, group2Success, roomSuccess } from './actions';
 
 export const reducer = createReducer(
   initialState,
@@ -18,5 +18,14 @@ export const reducer = createReducer(
       groupList: action.groupList,
       group2SyncDate: action.syncDate
     };
+  }),
+
+  on(roomSuccess, (state, action) => {
+    return {
+      ...state,
+      roomList: action.roomList,
+      roomUserInfoMap: action.roomUserInfoMap,
+      roomSyncDate: action.syncDate
+    };
   })
 );
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts
index 73e5fbc2..65b5068c 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/state.ts
@@ -1,5 +1,10 @@
 import { Selector, createSelector } from '@ngrx/store';
 import { UserInfo, GroupDetailData } from '@ucap-webmessenger/protocol-sync';
+import {
+  RoomInfo,
+  UserInfoShort,
+  UserInfo as RoomUserInfo
+} from '@ucap-webmessenger/protocol-room';
 
 export interface State {
   buddyInfoList: UserInfo[];
@@ -7,13 +12,25 @@ export interface State {
 
   groupList: GroupDetailData[];
   group2SyncDate: string;
+
+  roomList: RoomInfo[];
+  roomUserInfoMap: {
+    [param: string]: {
+      userInfoShortList: UserInfoShort[];
+      userInfoList: RoomUserInfo[];
+    };
+  };
+  roomSyncDate: string;
 }
 
 export const initialState: State = {
   buddyInfoList: [],
   buddy2SyncDate: '',
   groupList: [],
-  group2SyncDate: ''
+  group2SyncDate: '',
+  roomList: [],
+  roomUserInfoMap: {},
+  roomSyncDate: ''
 };
 
 export function selectors<S>(selector: Selector<any, State>) {
@@ -42,6 +59,14 @@ export function selectors<S>(selector: Selector<any, State>) {
           buddyList: state.buddyInfoList
         };
       }
+    ),
+    roomList: createSelector(
+      selector,
+      (state: State) => state.roomList
+    ),
+    roomSyncDate: createSelector(
+      selector,
+      (state: State) => state.roomSyncDate
     )
   };
 }
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
index 4410721d..fad89480 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
@@ -70,8 +70,9 @@ export const decodeRoomData: ProtocolDecoder<RoomData> = (
   message: ProtocolMessage
 ) => {
   const roomInfos: RoomInfo[] = [];
-  if (message.bodyList.length > 1) {
-    const info = message.bodyList[1].split(BodyStringDivider);
+
+  for (const body of message.bodyList) {
+    const info = body.split(BodyStringDivider);
     if (info.length > 11) {
       roomInfos.push({
         roomSeq: info[0],
diff --git a/projects/ucap-webmessenger-protocol-sync/src/public-api.ts b/projects/ucap-webmessenger-protocol-sync/src/public-api.ts
index e3b19528..b8e35a3f 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/public-api.ts
@@ -3,6 +3,7 @@
  */
 export * from './lib/models/buddy';
 export * from './lib/models/group';
+export * from './lib/models/room';
 
 export * from './lib/services/sync-protocol.service';