diff --git a/Projects/App/Sources/Application/DI/Remains/AppComponent+Remains.swift b/Projects/App/Sources/Application/DI/Remains/AppComponent+Remains.swift
index d77b72cf..f7881e34 100644
--- a/Projects/App/Sources/Application/DI/Remains/AppComponent+Remains.swift
+++ b/Projects/App/Sources/Application/DI/Remains/AppComponent+Remains.swift
@@ -18,25 +18,25 @@ public extension AppComponent {
 
     var remainingApplicationsChangesUseCase: any RemainingApplicationsChangesUseCase {
         shared {
-            RemainingApplicationsChangesUseCaselmpl(remainsRepository: remainsRepository)
+            RemainingApplicationsChangesUseCaseImpl(remainsRepository: remainsRepository)
         }
     }
 
     var fetchMyRemainApplicationItemsUseCase: any FetchMyRemainApplicationItemsUseCase {
         shared {
-            FetchMyRemainApplicationItemsUseCaselmpl(remainsRepository: remainsRepository)
+            FetchMyRemainApplicationItemsUseCaseImpl(remainsRepository: remainsRepository)
         }
     }
 
     var fetchRemainApplicationListUseCase: any FetchRemainApplicationListUseCase {
         shared {
-            FetchRemainAppListUseCaselmpl(remainsRepository: remainsRepository)
+            FetchRemainAppListUseCaseImpl(remainsRepository: remainsRepository)
         }
     }
 
     var fetchRemainsAvailableTimeUseCase: any FetchRemainsAvailableTimeUseCase {
         shared {
-            FetchRemainsAvailableTimeUseCaselmpl(remainsRepository: remainsRepository)
+            FetchRemainsAvailableTimeUseCaseImpl(remainsRepository: remainsRepository)
         }
     }
 }
diff --git a/Projects/App/Sources/Application/DI/StudyRooms/AppComponent+StudyRooms.swift b/Projects/App/Sources/Application/DI/StudyRooms/AppComponent+StudyRooms.swift
index 8799561e..b40487a4 100644
--- a/Projects/App/Sources/Application/DI/StudyRooms/AppComponent+StudyRooms.swift
+++ b/Projects/App/Sources/Application/DI/StudyRooms/AppComponent+StudyRooms.swift
@@ -35,4 +35,8 @@ public extension AppComponent {
     var cancelStudyRoomSeatUseCase: any CancelStudyRoomSeatUseCase {
         CancelStudyRoomSeatUseCaseImpl(studyRoomsRepository: studyRoomsRepository)
     }
+
+    var fehtchMyStudyRoomAppItemsUseCase: any FetchMyStudyRoomAppItemsUseCase {
+        FetchMyStudyRoomAppItemsUseCaseImpl(studyRoomsRepository: studyRoomsRepository)
+    }
 }
diff --git a/Projects/App/Sources/Application/NeedleGenerated.swift b/Projects/App/Sources/Application/NeedleGenerated.swift
index b034507e..3c7a4d47 100644
--- a/Projects/App/Sources/Application/NeedleGenerated.swift
+++ b/Projects/App/Sources/Application/NeedleGenerated.swift
@@ -534,6 +534,7 @@ extension AppComponent: Registration {
         localTable["fetchDetailStudyRoomUseCase-any FetchDetailStudyRoomUseCase"] = { [unowned self] in self.fetchDetailStudyRoomUseCase as Any }
         localTable["applyStudyRoomSeatUseCase-any ApplyStudyRoomSeatUseCase"] = { [unowned self] in self.applyStudyRoomSeatUseCase as Any }
         localTable["cancelStudyRoomSeatUseCase-any CancelStudyRoomSeatUseCase"] = { [unowned self] in self.cancelStudyRoomSeatUseCase as Any }
+        localTable["fehtchMyStudyRoomAppItemsUseCase-any FetchMyStudyRoomAppItemsUseCase"] = { [unowned self] in self.fehtchMyStudyRoomAppItemsUseCase as Any }
         localTable["localAuthDataSource-any LocalAuthDataSource"] = { [unowned self] in self.localAuthDataSource as Any }
         localTable["remoteAuthDataSource-any RemoteAuthDataSource"] = { [unowned self] in self.remoteAuthDataSource as Any }
         localTable["authRepository-any AuthRepository"] = { [unowned self] in self.authRepository as Any }
diff --git a/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageView.swift b/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageView.swift
index 81c291ef..193697cc 100644
--- a/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageView.swift
+++ b/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageView.swift
@@ -3,8 +3,6 @@ import RemainApplyFeature
 import SwiftUI
 
 struct ApplyPageView: View {
-    @AppStorage("StudyRoomState") var studyRoomState: String?
-    @AppStorage("RemainState") var remainState: String?
     @StateObject var viewModel: ApplyPageViewModel
     @Environment(\.tabbarHidden) var tabbarHidden
 
@@ -32,25 +30,25 @@ struct ApplyPageView: View {
                         Spacer()
                             .frame(height: 5)
 
-                        applyListCellView(
+                        ApplyListCellView(
                             name: "자습실",
                             content: """
                             자습실 사용이 필요한 경우, 자습실 신청을 통해서 원하는 자리를 신청해 보세요.
                             """,
                             buttonTitle: "자습실 신청하기",
-                            applyState: studyRoomState,
+                            applyState: viewModel.studyRoomState,
                             onTapped: {
                                 viewModel.isNavigateToStudy.toggle()
                             }
                         )
 
-                        applyListCellView(
+                        ApplyListCellView(
                             name: "잔류",
                             content: """
                             주말 기숙사 잔류 여부를 확인하고, 잔류 신청을 통해서 잔류 또는 귀가를 신청해 보세요.
                             """,
                             buttonTitle: "잔류 신청하기",
-                            applyState: remainState,
+                            applyState: viewModel.remainState,
                             onTapped: {
                                 viewModel.isNavigateToRemain.toggle()
                             }
@@ -62,6 +60,10 @@ struct ApplyPageView: View {
             .navigationTitle("신청")
             .navigationBarTitleDisplayMode(.inline)
             .dmsBackground()
+            .onAppear {
+//                viewModel.fehtchMyStudyRoomApplicationItems()
+//                viewModel.fetchMyRemainApplicationItems()
+            }
             .onChange(of: viewModel.isNavigateToStudy) { newValue in
                 withAnimation {
                     tabbarHidden.wrappedValue = newValue
@@ -83,21 +85,4 @@ struct ApplyPageView: View {
             .navigationViewStyle(.stack)
         }
     }
-
-    @ViewBuilder
-    func applyListCellView(
-        name: String,
-        content: String,
-        buttonTitle: String,
-        applyState: String?,
-        onTapped: @escaping () -> Void
-    ) -> some View {
-        ApplyListCellView(
-            name: name,
-            content: content,
-            buttonTitle: buttonTitle,
-            applyState: applyState,
-            onTapped: onTapped
-        )
-    }
 }
diff --git a/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageViewModel.swift b/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageViewModel.swift
index 5bb8fbb2..4ba224c4 100644
--- a/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageViewModel.swift
+++ b/Projects/Features/ApplyFeature/Sources/ApplyPage/ApplyPageViewModel.swift
@@ -1,7 +1,56 @@
 import BaseFeature
+import DomainModule
+import DataMappingModule
 import Combine
+import SwiftUI
 
 final class ApplyPageViewModel: BaseViewModel {
     @Published var isNavigateToStudy: Bool = false
     @Published var isNavigateToRemain: Bool = false
+
+    @Published var myRemainApplicationItem: MyRemainApplicationItemsEntity?
+    @Published var myStudyRoomApplicationItems: MyStudyRoomAppItemsEntity?
+
+//    private let fetchMyRemainApplicationItemsUseCase: any FetchMyRemainApplicationItemsUseCase
+//    private let fehtchMyStudyRoomAppItemsUserCase: any FetchMyStudyRoomAppItemsUserCase
+
+    var remainState: String? {
+        if let item = myRemainApplicationItem {
+            return item.title
+        } else {
+            return nil
+        }
+    }
+
+    var studyRoomState: String? {
+        if let item = myStudyRoomApplicationItems {
+            return item.floor + "층 " + item.name
+        } else {
+            return nil
+        }
+    }
+//
+//    public init(
+//        fetchMyRemainApplicationItemsUseCase: any FetchMyRemainApplicationItemsUseCase,
+//        fehtchMyStudyRoomAppItemsUserCase: any FetchMyStudyRoomAppItemsUserCase
+//    ) {
+//        self.fetchMyRemainApplicationItemsUseCase = fetchMyRemainApplicationItemsUseCase
+//        self.fehtchMyStudyRoomAppItemsUserCase = fehtchMyStudyRoomAppItemsUserCase
+//    }
+
+//    func fetchMyRemainApplicationItems() {
+//        addCancellable(
+//            fetchMyRemainApplicationItemsUseCase.execute()
+//        ) { [weak self] myRemainApplicationItem in
+//            self?.myRemainApplicationItem = myRemainApplicationItem
+//        }
+//    }
+//
+//    func fehtchMyStudyRoomApplicationItems() {
+//        addCancellable(
+//            fehtchMyStudyRoomAppItemsUserCase.execute()
+//        ) { [weak self] myStudyRoomApplicationItems in
+//            self?.myStudyRoomApplicationItems = myStudyRoomApplicationItems
+//        }
+//    }
 }
diff --git a/Projects/Features/ApplyFeature/Sources/ApplyPage/Component/ApplyListCellView.swift b/Projects/Features/ApplyFeature/Sources/ApplyPage/Component/ApplyListCellView.swift
index 1ddc6420..ded968fd 100644
--- a/Projects/Features/ApplyFeature/Sources/ApplyPage/Component/ApplyListCellView.swift
+++ b/Projects/Features/ApplyFeature/Sources/ApplyPage/Component/ApplyListCellView.swift
@@ -4,8 +4,6 @@ import RemainApplyFeature
 import DesignSystem
 
 struct ApplyListCellView: View {
-    @AppStorage("StudyRoomState") var studyRoomState: String?
-    @AppStorage("RemainState") var remainState: String?
     var name: String
     var content: String
     var buttonTitle: String
@@ -37,15 +35,17 @@ struct ApplyListCellView: View {
 
                 Spacer()
 
-                Text(applyState ?? "")
-                    .dmsFont(.etc(.button), color: .PrimaryVariant.primary)
-                    .frame(height: 22)
-                    .padding(.vertical, 6)
-                    .padding(.horizontal, 14)
-                    .background(Color.PrimaryVariant.lighten2)
-                    .cornerRadius(24)
-                    .padding(.trailing, 16)
-                    .padding(.top, -2)
+                if let applyState {
+                    Text(applyState)
+                        .dmsFont(.etc(.button), color: .PrimaryVariant.primary)
+                        .frame(height: 22)
+                        .padding(.vertical, 6)
+                        .padding(.horizontal, 14)
+                        .background(Color.PrimaryVariant.lighten2)
+                        .cornerRadius(24)
+                        .padding(.trailing, 16)
+                        .padding(.top, -2)
+                }
             }
 
             Text(content)
diff --git a/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListCellView.swift b/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListCellView.swift
index 2f510032..da9775d2 100644
--- a/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListCellView.swift
+++ b/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListCellView.swift
@@ -1,78 +1,38 @@
-import DesignSystem
-import DomainModule
 import SwiftUI
+import DomainModule
+import DesignSystem
 
 struct RemainApplyListCellView: View {
-    @StateObject var viewModel: RemainApplyViewModel
-
-    let dummy1 = RemainOptionEntity(
-        id: "0",
-        title: "금요 귀가",
-        description: """
-            금요일 일과가 모두 끝나고
-            8시 30분 이후부터9시 30분까지 귀가하고
-            일요일 6시 30분 부터 9시 30분까지 귀사해야 합니다.
-
-            혹시나 개인 일정으로 부득이하기 금요일이 아닌, 토요일
-            또는 일요일에 귀가해야 하는 학생들은 사감 선생님께
-            말씀부탁드립니다.
-            """
-    )
-    let dummy2 = RemainOptionEntity(
-        id: "1",
-        title: "토요 귀가",
-        description: """
-            금요일 일과가 모두 끝나고
-            8시 30분 이후부터9시 30분까지 귀가하고
-            일요일 6시 30분 부터 9시 30분까지 귀사해야 합니다.
-
-            혹시나 개인 일정으로 부득이하기 금요일이 아닌, 토요일
-            또는 일요일에 귀가해야 하는 학생들은 사감 선생님께
-            말씀부탁드립니다.
-            """
-    )
-    let dummy3 = RemainOptionEntity(
-        id: "2",
-        title: "잔류",
-        description: """
-            금요일 일과가 모두 끝나고
-            8시 30분 이후부터9시 30분까지 귀가하고
-            일요일 6시 30분 부터 9시 30분까지 귀사해야 합니다.
-
-            혹시나 개인 일정으로 부득이하기 금요일이 아닌, 토요일
-            또는 일요일에 귀가해야 하는 학생들은 사감 선생님께
-            말씀부탁드립니다.
-            """
-    )
-
-    var body: some View {
-        VStack(spacing: 12) {
-            remainApplyListCellView(list: dummy1, applyType: .friday)
-
-            remainApplyListCellView(list: dummy2, applyType: .saturday)
-
-            remainApplyListCellView(list: dummy3, applyType: .stay)
-        }
+    @State private var isShowingDetail = false
+    var list: RemainOptionEntity
+    let isSelected: Bool
+    let action: () -> Void
+    public init(
+        list: RemainOptionEntity,
+        isSelected: Bool,
+        action: @escaping () -> Void
+    ) {
+        self.list = list
+        self.isSelected = isSelected
+        self.action = action
     }
-
-    @ViewBuilder
-    // swiftlint:disable function_body_length
-    func remainApplyListCellView(list: RemainOptionEntity, applyType: ApplyType) -> some View {
-        VStack {
+    var body: some View {
+        VStack(alignment: .leading) {
             HStack(alignment: .center) {
                 Button(action: {
-                    viewModel.selectedType = list.title
-                    viewModel.selectedNum = Int(list.id) ?? 10
+                    if !isSelected {
+                        action()
+                    }
                 }, label: {
                     HStack {
                         Text(list.title)
-                            .dmsFont(.title(.title2), color: viewModel.selectedNum == applyType.rawValue
+                            .dmsFont(.title(.title2), color: isSelected
                                      ? .System.primary : .GrayScale.gray7)
                             .frame(height: 32)
                             .padding(.vertical, 14)
                             .padding(.horizontal, 20)
 
-                        if viewModel.isAlreadyApplied == true && viewModel.appliedNum == applyType.rawValue {
+                        if list.isApplied {
                             Text("신청 완료")
                                 .dmsFont(.etc(.button), color: .PrimaryVariant.primary)
                                 .frame(height: 22)
@@ -85,19 +45,23 @@ struct RemainApplyListCellView: View {
 
                     Spacer()
 
-                    Image(systemName: viewModel.isDetailTapped == true && viewModel.selectedNum == applyType.rawValue
-                          ? "chevron.up" : "chevron.down")
-                        .foregroundColor(viewModel.selectedNum == applyType.rawValue
+                    Image(systemName: "chevron.down")
+                        .foregroundColor(isSelected
                                          ? .System.primary : .GrayScale.gray7)
-                        .padding(.trailing, 25)
+                        .rotationEffect(
+                            isShowingDetail
+                            ? Angle.degrees(180)
+                            : .degrees(0)
+                        )
+                        .padding(25)
                         .onTapGesture {
-                            viewModel.selectedNum = applyType.rawValue
-                            viewModel.selectedType = list.title
-                            viewModel.isDetailTapped.toggle()
+                            withAnimation {
+                                isShowingDetail.toggle()
+                            }
                         }
                 })
             }
-            if viewModel.isDetailTapped == true && viewModel.selectedNum == applyType.rawValue {
+            if isShowingDetail {
                 Text(list.description)
                     .multilineTextAlignment(.leading)
                     .dmsFont(.body(.body3), color: .GrayScale.gray9)
@@ -109,17 +73,11 @@ struct RemainApplyListCellView: View {
         .overlay(
             RoundedRectangle(cornerRadius: 10)
                 .inset(by: 1)
-                .stroke(viewModel.selectedNum == applyType.rawValue ?
-                        Color.System.primary : .clear, lineWidth: 1.5)
+                .stroke(isSelected ?
+                        Color.System.primary : .clear,
+                        lineWidth: 1.5)
         )
         .padding(.bottom, 12)
         .dmsShadow(style: .surface)
     }
-    // swiftlint:enable function_body_length
-}
-
-enum ApplyType: Int {
-    case friday = 0
-    case saturday
-    case stay
 }
diff --git a/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListView.swift b/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListView.swift
new file mode 100644
index 00000000..baedb2c6
--- /dev/null
+++ b/Projects/Features/RemainApplyFeature/Sources/Component/RemainApplyListView.swift
@@ -0,0 +1,24 @@
+import DesignSystem
+import DomainModule
+import SwiftUI
+
+struct RemainApplyListView: View {
+    @StateObject var viewModel: RemainApplyViewModel
+
+    var body: some View {
+        LazyVStack(spacing: 12) {
+            ForEach(viewModel.remainApplicationList.remainOptions, id: \.self) { remainApplication in
+                RemainApplyListCellView(
+                    list: remainApplication,
+                    isSelected: remainApplication.id == viewModel.selectedEntity?.id,
+                    action: {
+                        viewModel.selectedEntity = remainApplication
+                    }
+                )
+            }
+        }
+        .onAppear {
+            viewModel.fetchRemainApplicationList()
+        }
+    }
+}
diff --git a/Projects/Features/RemainApplyFeature/Sources/RemainApplyView.swift b/Projects/Features/RemainApplyFeature/Sources/RemainApplyView.swift
index 14c27428..c3d1a636 100644
--- a/Projects/Features/RemainApplyFeature/Sources/RemainApplyView.swift
+++ b/Projects/Features/RemainApplyFeature/Sources/RemainApplyView.swift
@@ -1,8 +1,8 @@
 import DesignSystem
+import DomainModule
 import SwiftUI
 
 struct RemainApplyView: View {
-    @AppStorage("RemainState") var remainState: String?
     @StateObject var viewModel: RemainApplyViewModel
     @Environment(\.dismiss) var dismiss
 
@@ -18,50 +18,39 @@ struct RemainApplyView: View {
                 .frame(height: 1)
 
             ScrollView(showsIndicators: false) {
-                if viewModel.isApplicationTime {
-                    RemainApplyNoticeView(notice: viewModel.rangeString)
-                }
-                RemainApplyListCellView(viewModel: viewModel)
+                RemainApplyNoticeView(notice: viewModel.rangeString)
+                RemainApplyListView(viewModel: viewModel)
                     .padding(.horizontal, 24)
             }
 
             DMSWideButton(
-                text: {
-                    if viewModel.isAlreadyApplied && (viewModel.selectedType == viewModel.appliedState) {
-                        return "신청 완료"
-                    } else if viewModel.isAlreadyApplied && (viewModel.selectedType != viewModel.appliedState) {
-                        return viewModel.selectedType + "로 변경하기"
-                    } else {
-                        return viewModel.selectedType + " 신청하기"
-                    }
-                }(),
+                text: viewModel.buttonTitle,
                 style: .contained,
-                color: {
-                    if viewModel.isAlreadyApplied && (viewModel.selectedType == viewModel.appliedState) {
-                        return .System.primary.opacity(0.5)
-                    } else if viewModel.selectedType.isEmpty {
-                        return .clear
-                    } else {
-                        return .System.primary
-                    }
-                }(),
+                color: .PrimaryVariant.primary,
                 action: {
-                    viewModel.appliedState = viewModel.selectedType
-                    viewModel.isAlreadyApplied = (viewModel.isErrorOcuured ? false : true)
-                    viewModel.appliedNum = viewModel.selectedNum
-                    remainState = viewModel.appliedState
+                    viewModel.changeRemainApply()
                 })
+            .disabled(viewModel.selectedEntity?.title == viewModel.myRemainsApplicationItems?.title)
             .padding(.bottom, 71)
             .padding(.horizontal, 24)
+            .opacity(viewModel.selectedEntity == nil ? 0 : 1)
         }
         .navigationTitle("잔류 신청")
         .navigationBarTitleDisplayMode(.inline)
         .dmsBackground()
         .dmsBackButton(dismiss: dismiss)
         .dmsToast(
-            isShowing: $viewModel.isErrorOcuured,
+            isShowing: $viewModel.isShowingToast,
             message: viewModel.toastMessage,
             style: .error
         )
+        .dmsToast(
+            isShowing: $viewModel.isShowingToast,
+            message: viewModel.toastMessage,
+            style: .success
+        )
+        .onAppear {
+            viewModel.onAppear()
+        }
     }
 }
diff --git a/Projects/Features/RemainApplyFeature/Sources/RemainApplyViewModel.swift b/Projects/Features/RemainApplyFeature/Sources/RemainApplyViewModel.swift
index ae6297e8..09a1d812 100644
--- a/Projects/Features/RemainApplyFeature/Sources/RemainApplyViewModel.swift
+++ b/Projects/Features/RemainApplyFeature/Sources/RemainApplyViewModel.swift
@@ -5,23 +5,38 @@ import Combine
 import SwiftUI
 
 final class RemainApplyViewModel: BaseViewModel {
-    @Published var selectedNum: Int = 10
-    @Published var selectedType: String = ""
-    @AppStorage("isApplied") var isAlreadyApplied: Bool = false
-    @Published var appliedState: String = ""
-    @AppStorage("appliedNum") var appliedNum: Int = 10
-    @Published var isDetailTapped: Bool = false
-
-    @Published var isApplicationTime = true
+
     @Published var isShowingToast = false
-    @Published var toastMessage = "잔류 신청 시간이 아닙니다."
+    @Published var toastMessage = ""
+
+    @Published var remainsAvailableTime: RemainsAvailableTimeEntity?
+    @Published var remainApplicationList = RemainApplicationListEntity(remainOptions: [])
+    @Published var myRemainsApplicationItems: MyRemainApplicationItemsEntity?
+    @Published var selectedEntity: RemainOptionEntity?
 
-    var startTime = "화 18:00"
-    var endTime = "목 18:00"
     var rangeString: String {
-        let text = "잔류 신청 시간은 " + startTime +
-        " ~ " + endTime + " 까지 입니다."
-        return text
+        if let time = remainsAvailableTime {
+            let startString = "\(time.startDayOfWeek.displayString()) \(time.startTime.toSmallDMSTimeString())"
+            let endString = "\(time.endDayOfWeek.displayString()) \(time.endTime.toSmallDMSTimeString())"
+            let text = "잔류 신청 시간은 \(startString) ~ \(endString) 까지 입니다."
+            return text
+        } else {
+            return ""
+        }
+    }
+
+    var buttonTitle: String {
+        if let selectedEntity {
+            if selectedEntity.title == myRemainsApplicationItems?.title {
+                return "신청 완료"
+            } else if myRemainsApplicationItems == nil {
+                return selectedEntity.title + " 신청하기"
+            } else {
+                return selectedEntity.title + "로 변경하기"
+            }
+        } else {
+            return ""
+        }
     }
 
     private let fetchMyRemainApplicationItemsUseCase: any FetchMyRemainApplicationItemsUseCase
@@ -41,6 +56,63 @@ final class RemainApplyViewModel: BaseViewModel {
         self.remainingApplicationsChangesUseCase = remainingApplicationsChangesUseCase
     }
 
+    private func fetchRemainsAvailableTime() {
+        addCancellable(
+            fetchRemainsAvailableTimeUseCase.execute()
+        ) { [weak self] remainsAvailableTime  in
+            self?.remainsAvailableTime = remainsAvailableTime
+        }
+    }
+
+    func fetchRemainApplicationList() {
+        addCancellable(
+            fetchRemainApplicationListUseCase.execute()
+        ) { [weak self] remainApplicationList in
+            self?.remainApplicationList = remainApplicationList
+        }
+    }
+
+    func changeRemainApply() {
+        if let selectedEntity {
+            remainingApplicationsChanges(
+                entity: selectedEntity
+            )
+        }
+    }
+
+    private func remainingApplicationsChanges(entity: RemainOptionEntity) {
+        addCancellable(
+            remainingApplicationsChangesUseCase.execute(id: entity.id)
+        ) { [weak self] _ in
+            let remainOptions = self?.remainApplicationList.remainOptions
+                .map {
+                    return RemainOptionEntity(
+                        id: $0.id,
+                        title: $0.title,
+                        description: $0.description,
+                        isApplied: entity.id == $0.id
+                    )
+                }
+            self?.remainApplicationList = RemainApplicationListEntity(remainOptions: remainOptions ?? [])
+            self?.myRemainsApplicationItems?.title = entity.title
+            self?.toastMessage = "잔류 신청이 완료되었습니다."
+            self?.isShowingToast = true
+        } onReceiveError: { [weak self] _ in
+            self?.isShowingToast = true
+            self?.toastMessage = "잔류 신청 시간이 아닙니다."
+        }
+    }
+
+    private func fetchMyRemainApplicationItems() {
+        addCancellable(
+            fetchMyRemainApplicationItemsUseCase.execute()
+        ) { [weak self] myRemainsApplicationItems in
+            self?.myRemainsApplicationItems = myRemainsApplicationItems
+        }
+    }
+
     func onAppear() {
+        fetchRemainsAvailableTime()
+        fetchMyRemainApplicationItems()
     }
 }
diff --git a/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailView.swift b/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailView.swift
index 468a1d99..4899764c 100644
--- a/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailView.swift
+++ b/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailView.swift
@@ -4,7 +4,6 @@ import DomainModule
 import SwiftUI
 
 struct StudyRoomDetailView: View {
-    @AppStorage("StudyRoomState") var studyRoomState: String?
     @StateObject var viewModel: StudyRoomDetailViewModel
     @Environment(\.dismiss) var dismiss
     @Environment(\.tabbarHidden) var tabbarHidden
@@ -43,6 +42,7 @@ struct StudyRoomDetailView: View {
         .navigationBarTitleDisplayMode(.inline)
         .dmsBackground()
         .dmsToast(isShowing: $viewModel.isErrorOcuured, message: viewModel.errorMessage, style: .error)
+        .dmsToast(isShowing: $viewModel.isShowingToast, message: viewModel.toastMessage, style: .success)
         .onAppear {
             viewModel.onAppear()
         }
diff --git a/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailViewModel.swift b/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailViewModel.swift
index 73cb9a87..da5af48b 100644
--- a/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailViewModel.swift
+++ b/Projects/Features/StudyRoomFeature/Sources/StudyRoomDetail/StudyRoomDetailViewModel.swift
@@ -13,7 +13,6 @@ final class StudyRoomDetailViewModel: BaseViewModel {
     @Published var isShowingToast = false
     @Published var toastMessage = ""
     @Published var selectedSeat: SeatEntity?
-    @AppStorage("StudyRoomState") var studyRoomState: String?
 
     let studyRoomEntity: StudyRoomEntity
 
@@ -105,7 +104,6 @@ final class StudyRoomDetailViewModel: BaseViewModel {
             self?.selectedSeat = nil
         } onReceiveError: { [weak self] error in
             self?.toastMessage = error.localizedDescription
-            self?.studyRoomState = nil
         }
     }
 
@@ -116,7 +114,6 @@ final class StudyRoomDetailViewModel: BaseViewModel {
             self?.fetchDetailStudyRoom()
             self?.isShowingToast = true
             self?.toastMessage = "자습실 취소가 완료되었습니다."
-            self?.studyRoomState = nil
         } onReceiveError: { [weak self] error in
             self?.toastMessage = error.localizedDescription
         }
diff --git a/Projects/Modules/ErrorModule/Sources/DmsError.swift b/Projects/Modules/ErrorModule/Sources/DmsError.swift
index faf71f41..e1f2a9d2 100644
--- a/Projects/Modules/ErrorModule/Sources/DmsError.swift
+++ b/Projects/Modules/ErrorModule/Sources/DmsError.swift
@@ -140,7 +140,7 @@ extension DmsError: LocalizedError {
             return "신청 불가능한 시간대입니다"
 
         case .unavailableSex:
-            return "신청 불가능한 성별입니다"
+            return "신청할 수 없는 학년 혹은 성별입니다"
 
         // MARK: - Remains
         case .forbiddenRemainPeriod:
diff --git a/Projects/Services/APIKit/Sources/StudyRoomsAPI.swift b/Projects/Services/APIKit/Sources/StudyRoomsAPI.swift
index 5f297335..5ba53ad5 100644
--- a/Projects/Services/APIKit/Sources/StudyRoomsAPI.swift
+++ b/Projects/Services/APIKit/Sources/StudyRoomsAPI.swift
@@ -7,6 +7,7 @@ public enum StudyRoomsAPI {
     case fetchSeatTypes
     case fetchStudyRoomList
     case fetchDetailStudyRoom(roomID: String)
+    case fetchMyStudyRoomApplicationItems
     case applyStudyRoomSeat(seatID: String)
     case cancelStudyRoomSeat
 }
@@ -35,12 +36,16 @@ extension StudyRoomsAPI: DmsAPI {
 
         case .cancelStudyRoomSeat:
             return "/seats"
+
+        case .fetchMyStudyRoomApplicationItems:
+            return "/my"
         }
     }
 
     public var method: Moya.Method {
         switch self {
-        case .fetchStudyAvailableTime, .fetchSeatTypes, .fetchStudyRoomList, .fetchDetailStudyRoom:
+        case .fetchStudyAvailableTime, .fetchSeatTypes,
+                .fetchStudyRoomList, .fetchDetailStudyRoom, .fetchMyStudyRoomApplicationItems:
             return .get
 
         case .applyStudyRoomSeat:
diff --git a/Projects/Services/DataMappingModule/Sources/Enum/WeekType.swift b/Projects/Services/DataMappingModule/Sources/Enum/WeekType.swift
index b28a3bad..47e6355e 100644
--- a/Projects/Services/DataMappingModule/Sources/Enum/WeekType.swift
+++ b/Projects/Services/DataMappingModule/Sources/Enum/WeekType.swift
@@ -8,4 +8,29 @@ public enum WeekType: String, Decodable {
     case friday = "FRIDAY"
     case satuday = "SATURDAY"
     case sunday = "SUNDAY"
+
+    public func displayString() -> String {
+        switch self {
+        case .monday:
+            return "월"
+
+        case .tuesday:
+            return "화"
+
+        case .wednesday:
+            return "수"
+
+        case .thursday:
+            return "목"
+
+        case .friday:
+            return "금"
+
+        case .satuday:
+            return "토"
+
+        case .sunday:
+            return "일"
+        }
+    }
 }
diff --git a/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchListRemainApplicationItemsResponseDTO.swift b/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchListRemainApplicationItemsResponseDTO.swift
index 0c5833dd..528c37bd 100644
--- a/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchListRemainApplicationItemsResponseDTO.swift
+++ b/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchListRemainApplicationItemsResponseDTO.swift
@@ -2,18 +2,14 @@ import Foundation
 
 public struct FetchRemainAppListResponseDTO: Decodable {
     public init(
-        selectedOption: String,
         remainOptions: [RemainOptionResponseDTO]
     ) {
-        self.selectedOption = selectedOption
         self.remainOptions = remainOptions
     }
 
-    public let selectedOption: String
     public let remainOptions: [RemainOptionResponseDTO]
 
     enum CodingKeys: String, CodingKey {
-        case selectedOption = "selected_option"
         case remainOptions = "remain_options"
     }
 }
diff --git a/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchRemainsAvailableTimeResponseDTO.swift b/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchRemainsAvailableTimeResponseDTO.swift
index aaa91494..0b5e4ae9 100644
--- a/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchRemainsAvailableTimeResponseDTO.swift
+++ b/Projects/Services/DataMappingModule/Sources/Remains/Response/FetchRemainsAvailableTimeResponseDTO.swift
@@ -3,25 +3,25 @@ import Foundation
 public struct FetchRemainsAvailableTimeResponseDTO: Decodable {
     public init(
         startDayOfWeek: WeekType,
-        startAt: String,
+        startTime: String,
         endDayOfWeek: WeekType,
-        endAt: String
+        endTime: String
     ) {
         self.startDayOfWeek = startDayOfWeek
-        self.startAt = startAt
+        self.startTime = startTime
         self.endDayOfWeek = endDayOfWeek
-        self.endAt = endAt
+        self.endTime = endTime
     }
 
     public let startDayOfWeek: WeekType
-    public let startAt: String
+    public let startTime: String
     public let endDayOfWeek: WeekType
-    public let endAt: String
+    public let endTime: String
 
     enum CodingKeys: String, CodingKey {
         case startDayOfWeek = "start_day_of_week"
-        case startAt = "start_at"
+        case startTime = "start_time"
         case endDayOfWeek = "end_day_of_week"
-        case endAt = "end_at"
+        case endTime = "end_time"
     }
 }
diff --git a/Projects/Services/DataMappingModule/Sources/Remains/Response/RemainOptionResponseDTO.swift b/Projects/Services/DataMappingModule/Sources/Remains/Response/RemainOptionResponseDTO.swift
index e36f4692..2082ab6a 100644
--- a/Projects/Services/DataMappingModule/Sources/Remains/Response/RemainOptionResponseDTO.swift
+++ b/Projects/Services/DataMappingModule/Sources/Remains/Response/RemainOptionResponseDTO.swift
@@ -4,14 +4,24 @@ public struct RemainOptionResponseDTO: Decodable {
     public init(
         id: String,
         title: String,
-        description: String
+        description: String,
+        isApplied: Bool
     ) {
         self.id = id
         self.title = title
         self.description = description
+        self.isApplied = isApplied
     }
 
     public let id: String
     public let title: String
     public let description: String
+    public let isApplied: Bool
+
+    enum CodingKeys: String, CodingKey {
+        case id
+        case title
+        case description
+        case isApplied = "is_applied"
+    }
 }
diff --git a/Projects/Services/DataMappingModule/Sources/StudyRooms/Response/MyStudyRoomApplicationItemsDTO.swift b/Projects/Services/DataMappingModule/Sources/StudyRooms/Response/MyStudyRoomApplicationItemsDTO.swift
new file mode 100644
index 00000000..de434a2e
--- /dev/null
+++ b/Projects/Services/DataMappingModule/Sources/StudyRooms/Response/MyStudyRoomApplicationItemsDTO.swift
@@ -0,0 +1,11 @@
+import Foundation
+
+public struct FehtchMyStudyRoomApplicationItemsDTO: Decodable {
+    public init(floor: String, name: String) {
+        self.floor = floor
+        self.name = name
+    }
+
+    public let floor: String
+    public let name: String
+}
diff --git a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchMyRemainApplicationItemsUseCaselmpl.swift b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchMyRemainApplicationItemsUseCaseImpl.swift
similarity index 87%
rename from Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchMyRemainApplicationItemsUseCaselmpl.swift
rename to Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchMyRemainApplicationItemsUseCaseImpl.swift
index cd36364a..05007cd7 100644
--- a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchMyRemainApplicationItemsUseCaselmpl.swift
+++ b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchMyRemainApplicationItemsUseCaseImpl.swift
@@ -3,7 +3,7 @@ import DataMappingModule
 import DomainModule
 import ErrorModule
 
-public struct FetchMyRemainApplicationItemsUseCaselmpl: FetchMyRemainApplicationItemsUseCase {
+public struct FetchMyRemainApplicationItemsUseCaseImpl: FetchMyRemainApplicationItemsUseCase {
     private let remainsRepository: any RemainsRepository
 
     public init(remainsRepository: any RemainsRepository) {
diff --git a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainAppListUseCaselmpl.swift b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainAppListUseCaseImpl.swift
similarity index 86%
rename from Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainAppListUseCaselmpl.swift
rename to Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainAppListUseCaseImpl.swift
index 2e4248f8..b64bb5c6 100644
--- a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainAppListUseCaselmpl.swift
+++ b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainAppListUseCaseImpl.swift
@@ -3,7 +3,7 @@ import DataMappingModule
 import DomainModule
 import ErrorModule
 
-public struct FetchRemainAppListUseCaselmpl: FetchRemainApplicationListUseCase {
+public struct FetchRemainAppListUseCaseImpl: FetchRemainApplicationListUseCase {
     private let remainsRepository: any RemainsRepository
 
     public init(remainsRepository: any RemainsRepository) {
diff --git a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainsAvailableTimeUseCaselmpl.swift b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainsAvailableTimeUseCaseImpl.swift
similarity index 86%
rename from Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainsAvailableTimeUseCaselmpl.swift
rename to Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainsAvailableTimeUseCaseImpl.swift
index 01c5e6cb..5b1ba281 100644
--- a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainsAvailableTimeUseCaselmpl.swift
+++ b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/FetchRemainsAvailableTimeUseCaseImpl.swift
@@ -3,7 +3,7 @@ import DataMappingModule
 import DomainModule
 import ErrorModule
 
-public struct FetchRemainsAvailableTimeUseCaselmpl: FetchRemainsAvailableTimeUseCase {
+public struct FetchRemainsAvailableTimeUseCaseImpl: FetchRemainsAvailableTimeUseCase {
     private let remainsRepository: any RemainsRepository
 
     public init(remainsRepository: any RemainsRepository) {
diff --git a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/RemainingApplicationsChangesUseCaselmpl.swift b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/RemainingApplicationsChangesUseCaseImpl.swift
similarity index 87%
rename from Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/RemainingApplicationsChangesUseCaselmpl.swift
rename to Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/RemainingApplicationsChangesUseCaseImpl.swift
index 5692f444..ffe85fd5 100644
--- a/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/RemainingApplicationsChangesUseCaselmpl.swift
+++ b/Projects/Services/DataModule/Sources/Remains/UserCases/lmpl/RemainingApplicationsChangesUseCaseImpl.swift
@@ -3,7 +3,7 @@ import DataMappingModule
 import DomainModule
 import ErrorModule
 
-public struct RemainingApplicationsChangesUseCaselmpl: RemainingApplicationsChangesUseCase {
+public struct RemainingApplicationsChangesUseCaseImpl: RemainingApplicationsChangesUseCase {
     private let remainsRepository: any RemainsRepository
 
     public init(remainsRepository: any RemainsRepository) {
diff --git a/Projects/Services/DataModule/Sources/StudyRooms/Repositories/Impl/StudyRoomsRepositoryImpl.swift b/Projects/Services/DataModule/Sources/StudyRooms/Repositories/Impl/StudyRoomsRepositoryImpl.swift
index 3d8c08df..304177a7 100644
--- a/Projects/Services/DataModule/Sources/StudyRooms/Repositories/Impl/StudyRoomsRepositoryImpl.swift
+++ b/Projects/Services/DataModule/Sources/StudyRooms/Repositories/Impl/StudyRoomsRepositoryImpl.swift
@@ -34,4 +34,8 @@ public struct StudyRoomsRepositoryImpl: StudyRoomsRepository {
     public func cancelStudyRoomSeat() -> AnyPublisher<Void, DmsError> {
         remoteStudyRoomsDataSource.cancelStudyRoomSeat()
     }
+
+    public func fehtchMyStudyRoomApplicationItems() -> AnyPublisher<MyStudyRoomAppItemsEntity, DmsError> {
+        remoteStudyRoomsDataSource.fetchMyRemainApplicationItems()
+    }
 }
diff --git a/Projects/Services/DataModule/Sources/StudyRooms/UseCases/Impl/FehtchMyStudyRoomAppItemsUserCaseImpl.swift b/Projects/Services/DataModule/Sources/StudyRooms/UseCases/Impl/FehtchMyStudyRoomAppItemsUserCaseImpl.swift
new file mode 100644
index 00000000..231889cf
--- /dev/null
+++ b/Projects/Services/DataModule/Sources/StudyRooms/UseCases/Impl/FehtchMyStudyRoomAppItemsUserCaseImpl.swift
@@ -0,0 +1,16 @@
+import Combine
+import DataMappingModule
+import DomainModule
+import ErrorModule
+
+public struct FetchMyStudyRoomAppItemsUseCaseImpl: FetchMyStudyRoomAppItemsUseCase {
+    private let studyRoomsRepository: any StudyRoomsRepository
+
+    public init(studyRoomsRepository: any StudyRoomsRepository) {
+        self.studyRoomsRepository = studyRoomsRepository
+    }
+
+    public func execute() -> AnyPublisher<MyStudyRoomAppItemsEntity, DmsError> {
+        studyRoomsRepository.fehtchMyStudyRoomApplicationItems()
+    }
+}
diff --git a/Projects/Services/DomainModule/Sources/Entities/MyRemainApplicationItemsEntity.swift b/Projects/Services/DomainModule/Sources/Entities/MyRemainApplicationItemsEntity.swift
index 779001c2..61fa0146 100644
--- a/Projects/Services/DomainModule/Sources/Entities/MyRemainApplicationItemsEntity.swift
+++ b/Projects/Services/DomainModule/Sources/Entities/MyRemainApplicationItemsEntity.swift
@@ -4,5 +4,5 @@ public struct MyRemainApplicationItemsEntity: Equatable, Hashable {
     public init(title: String) {
         self.title = title
     }
-    public let title: String
+    public var title: String
 }
diff --git a/Projects/Services/DomainModule/Sources/Entities/MyStudyRoomAppItemsEntity.swift b/Projects/Services/DomainModule/Sources/Entities/MyStudyRoomAppItemsEntity.swift
new file mode 100644
index 00000000..adefdcc1
--- /dev/null
+++ b/Projects/Services/DomainModule/Sources/Entities/MyStudyRoomAppItemsEntity.swift
@@ -0,0 +1,11 @@
+import Foundation
+
+public struct MyStudyRoomAppItemsEntity: Equatable, Hashable {
+    public init(floor: String, name: String) {
+        self.floor = floor
+        self.name = name
+    }
+
+    public let floor: String
+    public let name: String
+}
diff --git a/Projects/Services/DomainModule/Sources/Entities/RemainApplicationListEntity.swift b/Projects/Services/DomainModule/Sources/Entities/RemainApplicationListEntity.swift
index 49e9ea89..b32f55bf 100644
--- a/Projects/Services/DomainModule/Sources/Entities/RemainApplicationListEntity.swift
+++ b/Projects/Services/DomainModule/Sources/Entities/RemainApplicationListEntity.swift
@@ -2,13 +2,10 @@ import Foundation
 
 public struct RemainApplicationListEntity: Equatable, Hashable {
     public init(
-        selectedOption: String,
         remainOptions: [RemainOptionEntity]
     ) {
-        self.selectedOption = selectedOption
         self.remainOptions = remainOptions
     }
 
-    public let selectedOption: String
     public let remainOptions: [RemainOptionEntity]
 }
diff --git a/Projects/Services/DomainModule/Sources/Entities/RemainOptionEntity.swift b/Projects/Services/DomainModule/Sources/Entities/RemainOptionEntity.swift
index 0bda16ec..dc38756c 100644
--- a/Projects/Services/DomainModule/Sources/Entities/RemainOptionEntity.swift
+++ b/Projects/Services/DomainModule/Sources/Entities/RemainOptionEntity.swift
@@ -4,14 +4,17 @@ public struct RemainOptionEntity: Equatable, Hashable {
     public init(
         id: String,
         title: String,
-        description: String
+        description: String,
+        isApplied: Bool
     ) {
         self.id = id
         self.title = title
         self.description = description
+        self.isApplied = isApplied
     }
 
     public let id: String
     public let title: String
     public let description: String
+    public let isApplied: Bool
 }
diff --git a/Projects/Services/DomainModule/Sources/Entities/RemainsAvailableTimeEntity.swift b/Projects/Services/DomainModule/Sources/Entities/RemainsAvailableTimeEntity.swift
index b7a05197..a6701fa4 100644
--- a/Projects/Services/DomainModule/Sources/Entities/RemainsAvailableTimeEntity.swift
+++ b/Projects/Services/DomainModule/Sources/Entities/RemainsAvailableTimeEntity.swift
@@ -4,18 +4,18 @@ import DataMappingModule
 public struct RemainsAvailableTimeEntity: Equatable, Hashable {
     public init(
         startDayOfWeek: WeekType,
-        startAt: String,
+        startTime: Date,
         endDayOfWeek: WeekType,
-        endAt: String
+        endTime: Date
     ) {
         self.startDayOfWeek = startDayOfWeek
-        self.startAt = startAt
+        self.startTime = startTime
         self.endDayOfWeek = endDayOfWeek
-        self.endAt = endAt
+        self.endTime = endTime
     }
 
     public let startDayOfWeek: WeekType
-    public let startAt: String
+    public let startTime: Date
     public let endDayOfWeek: WeekType
-    public let endAt: String
+    public let endTime: Date
 }
diff --git a/Projects/Services/DomainModule/Sources/StudyRooms/Repository/StudyRoomsRepository.swift b/Projects/Services/DomainModule/Sources/StudyRooms/Repository/StudyRoomsRepository.swift
index 923beb0c..4656aa5b 100644
--- a/Projects/Services/DomainModule/Sources/StudyRooms/Repository/StudyRoomsRepository.swift
+++ b/Projects/Services/DomainModule/Sources/StudyRooms/Repository/StudyRoomsRepository.swift
@@ -9,4 +9,5 @@ public protocol StudyRoomsRepository {
     func fetchDetailStudyRoom(roomID: String) -> AnyPublisher<DetailStudyRoomEntity, DmsError>
     func applyStudyRoomSeat(seatID: String) -> AnyPublisher<Void, DmsError>
     func cancelStudyRoomSeat() -> AnyPublisher<Void, DmsError>
+    func fehtchMyStudyRoomApplicationItems() -> AnyPublisher<MyStudyRoomAppItemsEntity, DmsError>
 }
diff --git a/Projects/Services/DomainModule/Sources/StudyRooms/UseCases/FetchMyStudyRoomAppItemsUseCase.swift b/Projects/Services/DomainModule/Sources/StudyRooms/UseCases/FetchMyStudyRoomAppItemsUseCase.swift
new file mode 100644
index 00000000..dca93fb2
--- /dev/null
+++ b/Projects/Services/DomainModule/Sources/StudyRooms/UseCases/FetchMyStudyRoomAppItemsUseCase.swift
@@ -0,0 +1,7 @@
+import Combine
+import DataMappingModule
+import ErrorModule
+
+public protocol FetchMyStudyRoomAppItemsUseCase {
+    func execute() -> AnyPublisher<MyStudyRoomAppItemsEntity, DmsError>
+}
diff --git a/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchListRemainAppItemsDataTransfer.swift b/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchListRemainAppItemsDataTransfer.swift
index 8eb69c30..63b4a1ba 100644
--- a/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchListRemainAppItemsDataTransfer.swift
+++ b/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchListRemainAppItemsDataTransfer.swift
@@ -4,7 +4,6 @@ import DomainModule
 public extension FetchRemainAppListResponseDTO {
     func toDomain() -> RemainApplicationListEntity {
         RemainApplicationListEntity(
-            selectedOption: selectedOption,
             remainOptions: remainOptions.map { $0.toDomain() }
         )
     }
@@ -15,7 +14,8 @@ public extension RemainOptionResponseDTO {
         RemainOptionEntity(
             id: id,
             title: title,
-            description: description
+            description: description,
+            isApplied: isApplied
         )
     }
 }
diff --git a/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchRemainsAvailableTimeDataTransfer.swift b/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchRemainsAvailableTimeDataTransfer.swift
index 6edfc8c8..3cebec25 100644
--- a/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchRemainsAvailableTimeDataTransfer.swift
+++ b/Projects/Services/NetworkModule/Sources/Remains/Remote/Impl/DataTransfer/FetchRemainsAvailableTimeDataTransfer.swift
@@ -1,13 +1,14 @@
 import DataMappingModule
 import DomainModule
+import Utility
 
 public extension FetchRemainsAvailableTimeResponseDTO {
     func toDomain() -> RemainsAvailableTimeEntity {
         RemainsAvailableTimeEntity(
             startDayOfWeek: startDayOfWeek,
-            startAt: startAt,
+            startTime: startTime.toDMSTime(),
             endDayOfWeek: endDayOfWeek,
-            endAt: endAt
+            endTime: endTime.toDMSTime()
         )
     }
 }
diff --git a/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/DataTransfer/FehtchMyStudyRoomApplicationItemsDataTransfer.swift b/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/DataTransfer/FehtchMyStudyRoomApplicationItemsDataTransfer.swift
new file mode 100644
index 00000000..31ef6f28
--- /dev/null
+++ b/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/DataTransfer/FehtchMyStudyRoomApplicationItemsDataTransfer.swift
@@ -0,0 +1,11 @@
+import DataMappingModule
+import DomainModule
+
+public extension FehtchMyStudyRoomApplicationItemsDTO {
+    func toDomain() -> MyStudyRoomAppItemsEntity {
+        MyStudyRoomAppItemsEntity(
+            floor: floor,
+            name: name
+        )
+    }
+}
diff --git a/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/RemoteStudyRoomsDataSourceImpl.swift b/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/RemoteStudyRoomsDataSourceImpl.swift
index 404dba43..9fbc654e 100644
--- a/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/RemoteStudyRoomsDataSourceImpl.swift
+++ b/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/Impl/RemoteStudyRoomsDataSourceImpl.swift
@@ -5,6 +5,12 @@ import DomainModule
 import ErrorModule
 
 public final class RemoteStudyRoomsDataSourceImpl: BaseRemoteDataSource<StudyRoomsAPI>, RemoteStudyRoomsDataSource {
+    public func fetchMyRemainApplicationItems() -> AnyPublisher<MyStudyRoomAppItemsEntity, DmsError> {
+        request(.fetchMyStudyRoomApplicationItems, dto: FehtchMyStudyRoomApplicationItemsDTO.self)
+            .map { $0.toDomain() }
+            .eraseToAnyPublisher()
+    }
+
     public func fetchStudyAvailableTime() -> AnyPublisher<StudyAvailableTimeEntity, DmsError> {
         request(.fetchStudyAvailableTime, dto: FetchStudyAvailableTimeResponseDTO.self)
             .map { $0.toDomain() }
diff --git a/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/RemoteStudyRoomsDataSource.swift b/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/RemoteStudyRoomsDataSource.swift
index a82aaf77..464986e9 100644
--- a/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/RemoteStudyRoomsDataSource.swift
+++ b/Projects/Services/NetworkModule/Sources/StudyRooms/Remote/RemoteStudyRoomsDataSource.swift
@@ -12,4 +12,5 @@ public protocol RemoteStudyRoomsDataSource {
     func fetchDetailStudyRoom(roomID: String) -> AnyPublisher<DetailStudyRoomEntity, DmsError>
     func applyStudyRoomSeat(seatID: String) -> AnyPublisher<Void, DmsError>
     func cancelStudyRoomSeat() -> AnyPublisher<Void, DmsError>
+    func fetchMyRemainApplicationItems() -> AnyPublisher<MyStudyRoomAppItemsEntity, DmsError>
 }