diff --git a/src/main/java/org/hankki/hankkiserver/api/advice/GlobalExceptionHandler.java b/src/main/java/org/hankki/hankkiserver/api/advice/GlobalExceptionHandler.java
index 44e6cad8..79484a6d 100644
--- a/src/main/java/org/hankki/hankkiserver/api/advice/GlobalExceptionHandler.java
+++ b/src/main/java/org/hankki/hankkiserver/api/advice/GlobalExceptionHandler.java
@@ -7,7 +7,6 @@
 import org.hankki.hankkiserver.common.exception.ConflictException;
 import org.hankki.hankkiserver.common.exception.NotFoundException;
 import org.hankki.hankkiserver.common.exception.UnauthorizedException;
-
 import org.springframework.web.bind.MissingServletRequestParameterException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
diff --git a/src/main/java/org/hankki/hankkiserver/api/auth/controller/AuthController.java b/src/main/java/org/hankki/hankkiserver/api/auth/controller/AuthController.java
index 10fa22cf..309e22f0 100644
--- a/src/main/java/org/hankki/hankkiserver/api/auth/controller/AuthController.java
+++ b/src/main/java/org/hankki/hankkiserver/api/auth/controller/AuthController.java
@@ -1,6 +1,7 @@
 package org.hankki.hankkiserver.api.auth.controller;
 
 import jakarta.annotation.Nullable;
+import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.hankki.hankkiserver.auth.UserId;
 import org.hankki.hankkiserver.api.dto.HankkiResponse;
@@ -22,7 +23,7 @@ public class AuthController {
     @PostMapping("/auth/login")
     public HankkiResponse<UserLoginResponse> login(
             @RequestHeader(HttpHeaders.AUTHORIZATION) final String token,
-            @RequestBody final UserLoginRequest request) {
+            @Valid @RequestBody final UserLoginRequest request) {
         final UserLoginResponse response = authService.login(token, request);
         return HankkiResponse.success(CommonSuccessCode.OK, response);
     }
diff --git a/src/main/java/org/hankki/hankkiserver/api/auth/controller/request/UserLoginRequest.java b/src/main/java/org/hankki/hankkiserver/api/auth/controller/request/UserLoginRequest.java
index 7caafcc1..27310e49 100644
--- a/src/main/java/org/hankki/hankkiserver/api/auth/controller/request/UserLoginRequest.java
+++ b/src/main/java/org/hankki/hankkiserver/api/auth/controller/request/UserLoginRequest.java
@@ -1,10 +1,12 @@
 package org.hankki.hankkiserver.api.auth.controller.request;
 
 import jakarta.annotation.Nullable;
+import jakarta.validation.constraints.NotNull;
 
 public record UserLoginRequest(
         @Nullable
         String name,
+        @NotNull
         String platform
 ) {
 }
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/controller/StoreController.java b/src/main/java/org/hankki/hankkiserver/api/store/controller/StoreController.java
index 09e9e9d5..c52b2665 100644
--- a/src/main/java/org/hankki/hankkiserver/api/store/controller/StoreController.java
+++ b/src/main/java/org/hankki/hankkiserver/api/store/controller/StoreController.java
@@ -2,21 +2,17 @@
 
 import lombok.RequiredArgsConstructor;
 import org.hankki.hankkiserver.api.dto.HankkiResponse;
-import org.hankki.hankkiserver.api.store.service.StoreQueryService;
-import org.hankki.hankkiserver.api.store.service.response.*;
-import org.hankki.hankkiserver.common.code.CommonSuccessCode;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.hankki.hankkiserver.auth.UserId;
+import org.hankki.hankkiserver.api.store.controller.request.StoreDuplicateValidationRequest;
 import org.hankki.hankkiserver.api.store.service.HeartCommandService;
+import org.hankki.hankkiserver.api.store.service.StoreQueryService;
 import org.hankki.hankkiserver.api.store.service.command.StoreDeleteCommand;
 import org.hankki.hankkiserver.api.store.service.command.StorePostCommand;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.hankki.hankkiserver.api.store.service.command.StoreValidationCommand;
+import org.hankki.hankkiserver.api.store.service.response.*;
+import org.hankki.hankkiserver.auth.UserId;
+import org.hankki.hankkiserver.common.code.CommonSuccessCode;
 import org.springframework.web.bind.annotation.*;
 
-
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/api/v1")
@@ -59,4 +55,10 @@ public HankkiResponse<HeartCreateResponse> createHeartStore(@UserId final Long u
     public HankkiResponse<HeartDeleteResponse> deleteHeartStore(@UserId final Long userId, @PathVariable final Long id) {
         return HankkiResponse.success(CommonSuccessCode.OK, heartCommandService.deleteHeart(StoreDeleteCommand.of(userId, id)));
     }
+
+    @GetMapping("/stores/validate")
+    public HankkiResponse<Void> validateDuplicatedStore(@RequestBody final StoreDuplicateValidationRequest request) {
+        storeQueryService.validateDuplicatedStore(StoreValidationCommand.of(request));
+        return HankkiResponse.success(CommonSuccessCode.OK);
+    }
 }
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/controller/request/StoreDuplicateValidationRequest.java b/src/main/java/org/hankki/hankkiserver/api/store/controller/request/StoreDuplicateValidationRequest.java
new file mode 100644
index 00000000..2e310c42
--- /dev/null
+++ b/src/main/java/org/hankki/hankkiserver/api/store/controller/request/StoreDuplicateValidationRequest.java
@@ -0,0 +1,8 @@
+package org.hankki.hankkiserver.api.store.controller.request;
+
+public record StoreDuplicateValidationRequest(
+        long universityId,
+        double latitude,
+        double longitude
+) {
+}
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/service/HeartFinder.java b/src/main/java/org/hankki/hankkiserver/api/store/service/HeartFinder.java
index 34a6a9dd..95c4feca 100644
--- a/src/main/java/org/hankki/hankkiserver/api/store/service/HeartFinder.java
+++ b/src/main/java/org/hankki/hankkiserver/api/store/service/HeartFinder.java
@@ -1,14 +1,11 @@
 package org.hankki.hankkiserver.api.store.service;
 
 import lombok.RequiredArgsConstructor;
-import org.hankki.hankkiserver.domain.heart.model.Heart;
 import org.hankki.hankkiserver.domain.heart.repository.HeartRepository;
 import org.hankki.hankkiserver.domain.store.model.Store;
 import org.hankki.hankkiserver.domain.user.model.User;
 import org.springframework.stereotype.Component;
 
-import java.util.Optional;
-
 @Component
 @RequiredArgsConstructor
 public class HeartFinder {
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/service/StoreFinder.java b/src/main/java/org/hankki/hankkiserver/api/store/service/StoreFinder.java
index 27710468..bc38aca8 100644
--- a/src/main/java/org/hankki/hankkiserver/api/store/service/StoreFinder.java
+++ b/src/main/java/org/hankki/hankkiserver/api/store/service/StoreFinder.java
@@ -7,6 +7,8 @@
 import org.hankki.hankkiserver.domain.store.repository.StoreRepository;
 import org.springframework.stereotype.Component;
 
+import java.util.Optional;
+
 @Component
 @RequiredArgsConstructor
 public class StoreFinder {
@@ -27,4 +29,8 @@ protected Store findByIdWithHeartAndIsDeletedFalse(final Long id) {
         return storeRepository.findByIdWithHeartAndIsDeletedFalse(id)
                 .orElseThrow(() -> new NotFoundException(StoreErrorCode.STORE_NOT_FOUND));
     }
+
+    protected Optional<Store> findByLatitudeAndLongitude(final double latitude, final double longitude) {
+        return storeRepository.findByPoint_LatitudeAndPoint_Longitude(latitude, longitude);
+    }
 }
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/service/StoreQueryService.java b/src/main/java/org/hankki/hankkiserver/api/store/service/StoreQueryService.java
index 21ca9ab7..be4e8fbf 100644
--- a/src/main/java/org/hankki/hankkiserver/api/store/service/StoreQueryService.java
+++ b/src/main/java/org/hankki/hankkiserver/api/store/service/StoreQueryService.java
@@ -1,11 +1,14 @@
 package org.hankki.hankkiserver.api.store.service;
 
-
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.hankki.hankkiserver.api.menu.service.MenuFinder;
 import org.hankki.hankkiserver.api.store.parameter.PriceCategory;
 import org.hankki.hankkiserver.api.store.parameter.SortOption;
+import org.hankki.hankkiserver.api.store.service.command.StoreValidationCommand;
 import org.hankki.hankkiserver.api.store.service.response.*;
+import org.hankki.hankkiserver.common.code.StoreErrorCode;
+import org.hankki.hankkiserver.common.exception.ConflictException;
 import org.hankki.hankkiserver.domain.heart.model.Heart;
 import org.hankki.hankkiserver.domain.store.model.Store;
 import org.hankki.hankkiserver.domain.store.model.StoreCategory;
@@ -18,9 +21,11 @@
 
 @Service
 @RequiredArgsConstructor
+@Slf4j
 public class StoreQueryService {
 
     private final StoreFinder storeFinder;
+    private final UniversityStoreFinder universityStoreFinder;
     private final MenuFinder menuFinder;
 
     @Transactional(readOnly = true)
@@ -74,4 +79,21 @@ private boolean isLiked(final Long id, final Store store) {
     private static boolean isLiked(final Long id, final Heart heart) {
         return heart.getUser().getId().equals(id);
     }
+
+    @Transactional(readOnly = true)
+    public void validateDuplicatedStore(final StoreValidationCommand command) {
+        storeFinder.findByLatitudeAndLongitude(command.latitude(), command.longitude())
+                .ifPresent(store -> findUniversityStore(command.universityId(), store));
+
+    }
+
+    private void findUniversityStore(final Long universityId, final Store store) {
+        if (isExistedUniversityStore(universityId, store)) {
+            throw new ConflictException(StoreErrorCode.STORE_ALREADY_REGISTERED);
+        }
+    }
+
+    private boolean isExistedUniversityStore(final Long universityId, final Store store) {
+        return universityStoreFinder.existsByUniversityIdAndStore(universityId, store);
+    }
 }
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/service/UniversityStoreFinder.java b/src/main/java/org/hankki/hankkiserver/api/store/service/UniversityStoreFinder.java
new file mode 100644
index 00000000..0e6c4328
--- /dev/null
+++ b/src/main/java/org/hankki/hankkiserver/api/store/service/UniversityStoreFinder.java
@@ -0,0 +1,17 @@
+package org.hankki.hankkiserver.api.store.service;
+
+import lombok.RequiredArgsConstructor;
+import org.hankki.hankkiserver.domain.store.model.Store;
+import org.hankki.hankkiserver.domain.universitystore.repository.UniversityStoreRepository;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class UniversityStoreFinder {
+
+    private final UniversityStoreRepository universityStoreRepository;
+
+    protected boolean existsByUniversityIdAndStore(final Long universityId, final Store store) {
+        return universityStoreRepository.existsByUniversityIdAndStore(universityId, store);
+    }
+}
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/service/command/StoreValidationCommand.java b/src/main/java/org/hankki/hankkiserver/api/store/service/command/StoreValidationCommand.java
new file mode 100644
index 00000000..6159d1c1
--- /dev/null
+++ b/src/main/java/org/hankki/hankkiserver/api/store/service/command/StoreValidationCommand.java
@@ -0,0 +1,13 @@
+package org.hankki.hankkiserver.api.store.service.command;
+
+import org.hankki.hankkiserver.api.store.controller.request.StoreDuplicateValidationRequest;
+
+public record StoreValidationCommand (
+        long universityId,
+        double latitude,
+        double longitude
+) {
+    public static StoreValidationCommand of(StoreDuplicateValidationRequest request) {
+        return new StoreValidationCommand(request.universityId(), request.latitude(), request.longitude());
+    }
+}
diff --git a/src/main/java/org/hankki/hankkiserver/api/store/service/response/StoreDuplicateErrorResponse.java b/src/main/java/org/hankki/hankkiserver/api/store/service/response/StoreDuplicateErrorResponse.java
new file mode 100644
index 00000000..79bd5d6e
--- /dev/null
+++ b/src/main/java/org/hankki/hankkiserver/api/store/service/response/StoreDuplicateErrorResponse.java
@@ -0,0 +1,6 @@
+package org.hankki.hankkiserver.api.store.service.response;
+
+public record StoreDuplicateErrorResponse(
+        Long storeId
+) {
+}
diff --git a/src/main/java/org/hankki/hankkiserver/api/user/controller/UserController.java b/src/main/java/org/hankki/hankkiserver/api/user/controller/UserController.java
index c719af8e..e00ac83c 100644
--- a/src/main/java/org/hankki/hankkiserver/api/user/controller/UserController.java
+++ b/src/main/java/org/hankki/hankkiserver/api/user/controller/UserController.java
@@ -24,7 +24,7 @@ public class UserController {
 
     @PostMapping("/users/me/university")
     public HankkiResponse<Void> postUserUniversity(@UserId final Long userId,
-                                                @Valid @RequestBody final UserUniversityPostRequest request) {
+                                                   @Valid @RequestBody final UserUniversityPostRequest request) {
         userCommandService.saveUserUniversity(new UserUniversityPostCommand(userId, request));
         return HankkiResponse.success(CommonSuccessCode.CREATED);
     }
@@ -36,11 +36,11 @@ public HankkiResponse<UserUniversityFindResponse> findUserUniversity(@UserId fin
 
     @GetMapping("/users/me")
     public HankkiResponse<UserProfileAndNicknameResponse> getUserProfileAndNickname(@UserId final Long userId) {
-      return HankkiResponse.success(CommonSuccessCode.OK, userQueryService.getUserProfileAndNickname(userId));
+        return HankkiResponse.success(CommonSuccessCode.OK, userQueryService.getUserProfileAndNickname(userId));
     }
 
     @GetMapping("/users/me/favorites")
     public HankkiResponse<UserFavoritesGetResponse> findUserFavorites(@UserId final Long userId) {
-      return HankkiResponse.success(CommonSuccessCode.OK,userQueryService.findUserFavorites(userId));
+        return HankkiResponse.success(CommonSuccessCode.OK, userQueryService.findUserFavorites(userId));
     }
 }
diff --git a/src/main/java/org/hankki/hankkiserver/api/user/service/UserQueryService.java b/src/main/java/org/hankki/hankkiserver/api/user/service/UserQueryService.java
index e23807a1..41da7934 100644
--- a/src/main/java/org/hankki/hankkiserver/api/user/service/UserQueryService.java
+++ b/src/main/java/org/hankki/hankkiserver/api/user/service/UserQueryService.java
@@ -3,6 +3,7 @@
 import lombok.RequiredArgsConstructor;
 import org.hankki.hankkiserver.api.auth.service.UserInfoFinder;
 import org.hankki.hankkiserver.api.favorite.service.FavoriteFinder;
+import org.hankki.hankkiserver.api.store.service.HeartFinder;
 import org.hankki.hankkiserver.api.user.service.response.UserFavoritesGetResponse;
 import org.hankki.hankkiserver.api.user.service.response.UserProfileAndNicknameResponse;
 import org.hankki.hankkiserver.api.user.service.response.UserUniversityFindResponse;
@@ -18,6 +19,7 @@ public class UserQueryService {
     private final UserUniversityFinder userUniversityFinder;
     private final FavoriteFinder favoriteFinder;
     private final UserInfoFinder userInfoFinder;
+    private final HeartFinder heartFinder;
 
     @Transactional(readOnly = true)
     public UserUniversityFindResponse findUserUniversity(Long userId) {
@@ -27,11 +29,11 @@ public UserUniversityFindResponse findUserUniversity(Long userId) {
 
     @Transactional(readOnly = true)
     public UserFavoritesGetResponse findUserFavorites(final Long userId) {
-      return UserFavoritesGetResponse.of(favoriteFinder.findAllByUserId(userId));
+        return UserFavoritesGetResponse.of(favoriteFinder.findAllByUserId(userId));
     }
 
     @Transactional(readOnly = true)
     public UserProfileAndNicknameResponse getUserProfileAndNickname(final Long userId) {
-      return UserProfileAndNicknameResponse.of(userInfoFinder.getUserInfo(userId));
+        return UserProfileAndNicknameResponse.of(userInfoFinder.getUserInfo(userId));
     }
 }
diff --git a/src/main/java/org/hankki/hankkiserver/common/code/StoreErrorCode.java b/src/main/java/org/hankki/hankkiserver/common/code/StoreErrorCode.java
index d88b16f9..16dc03de 100644
--- a/src/main/java/org/hankki/hankkiserver/common/code/StoreErrorCode.java
+++ b/src/main/java/org/hankki/hankkiserver/common/code/StoreErrorCode.java
@@ -8,7 +8,8 @@
 @RequiredArgsConstructor
 public enum StoreErrorCode implements ErrorCode {
 
-    STORE_NOT_FOUND(HttpStatus.NOT_FOUND, "가게를 찾을 수 없습니다.");
+    STORE_NOT_FOUND(HttpStatus.NOT_FOUND, "가게를 찾을 수 없습니다."),
+    STORE_ALREADY_REGISTERED(HttpStatus.CONFLICT, "이미 등록된 가게입니다.");
 
     private final HttpStatus httpStatus;
     private final String message;
diff --git a/src/main/java/org/hankki/hankkiserver/domain/heart/model/Heart.java b/src/main/java/org/hankki/hankkiserver/domain/heart/model/Heart.java
index fef0fc65..879e91fa 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/heart/model/Heart.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/heart/model/Heart.java
@@ -38,5 +38,4 @@ public static final Heart createHeart(User user, Store store) {
                 .store(store)
                 .build();
     }
-
 }
diff --git a/src/main/java/org/hankki/hankkiserver/domain/store/model/Store.java b/src/main/java/org/hankki/hankkiserver/domain/store/model/Store.java
index f55a714e..ea8e4866 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/store/model/Store.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/store/model/Store.java
@@ -9,6 +9,7 @@
 import org.hankki.hankkiserver.domain.common.BaseTimeEntity;
 import org.hankki.hankkiserver.domain.common.Point;
 import org.hankki.hankkiserver.domain.heart.model.Heart;
+import org.hankki.hankkiserver.domain.universitystore.model.UniversityStore;
 import org.hibernate.annotations.BatchSize;
 
 @Entity
@@ -48,6 +49,9 @@ public class Store extends BaseTimeEntity {
     @BatchSize(size = 100)
     private List<StoreImage> images = new ArrayList<>();
 
+    @OneToMany(mappedBy = "store")
+    private List<UniversityStore> universityStores = new ArrayList<>();
+
     public String getImage() {
         if (images.isEmpty()) {
             return "default.com";
diff --git a/src/main/java/org/hankki/hankkiserver/domain/store/model/StoreCategory.java b/src/main/java/org/hankki/hankkiserver/domain/store/model/StoreCategory.java
index c1860158..e05bac81 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/store/model/StoreCategory.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/store/model/StoreCategory.java
@@ -1,9 +1,7 @@
 package org.hankki.hankkiserver.domain.store.model;
 
-import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
-import org.springframework.beans.factory.annotation.Value;
 
 @Getter
 @RequiredArgsConstructor
diff --git a/src/main/java/org/hankki/hankkiserver/domain/store/repository/StoreRepository.java b/src/main/java/org/hankki/hankkiserver/domain/store/repository/StoreRepository.java
index 4fa67e8f..788c0765 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/store/repository/StoreRepository.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/store/repository/StoreRepository.java
@@ -12,4 +12,9 @@ public interface StoreRepository extends JpaRepository<Store, Long> {
 
     @Query("select s from Store s join fetch s.hearts where s.id = :id and s.isDeleted = false")
     Optional<Store> findByIdWithHeartAndIsDeletedFalse(Long id);
+
+    @Query("select s from Store s where s.point.latitude = :latitude and s.point.longitude = :longitude")
+    Optional<Store> findByPoint_LatitudeAndPoint_Longitude(double latitude, double longitude);
+
+    Optional<Store> findByName(String name);
 }
diff --git a/src/main/java/org/hankki/hankkiserver/domain/universitystore/model/UniversityStore.java b/src/main/java/org/hankki/hankkiserver/domain/universitystore/model/UniversityStore.java
index 71625a11..be6147f2 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/universitystore/model/UniversityStore.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/universitystore/model/UniversityStore.java
@@ -24,5 +24,4 @@ public class UniversityStore {
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "store_id")
     private Store store;
-
 }
diff --git a/src/main/java/org/hankki/hankkiserver/domain/universitystore/repository/UniversityStoreRepository.java b/src/main/java/org/hankki/hankkiserver/domain/universitystore/repository/UniversityStoreRepository.java
index 339e5b14..f4653170 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/universitystore/repository/UniversityStoreRepository.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/universitystore/repository/UniversityStoreRepository.java
@@ -1,7 +1,10 @@
 package org.hankki.hankkiserver.domain.universitystore.repository;
 
+import org.hankki.hankkiserver.domain.store.model.Store;
 import org.hankki.hankkiserver.domain.universitystore.model.UniversityStore;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface UniversityStoreRepository extends JpaRepository<UniversityStore, Long> {
+
+    boolean existsByUniversityIdAndStore(Long universityId, Store store);
 }
diff --git a/src/main/java/org/hankki/hankkiserver/domain/user/model/UserInfo.java b/src/main/java/org/hankki/hankkiserver/domain/user/model/UserInfo.java
index 9cd87f34..cd0ca008 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/user/model/UserInfo.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/user/model/UserInfo.java
@@ -1,6 +1,5 @@
 package org.hankki.hankkiserver.domain.user.model;
 
-
 import jakarta.persistence.*;
 import lombok.*;
 
diff --git a/src/main/java/org/hankki/hankkiserver/domain/user/repository/UserInfoRepository.java b/src/main/java/org/hankki/hankkiserver/domain/user/repository/UserInfoRepository.java
index a238ea15..91aa6b33 100644
--- a/src/main/java/org/hankki/hankkiserver/domain/user/repository/UserInfoRepository.java
+++ b/src/main/java/org/hankki/hankkiserver/domain/user/repository/UserInfoRepository.java
@@ -1,6 +1,5 @@
 package org.hankki.hankkiserver.domain.user.repository;
 
-
 import org.hankki.hankkiserver.domain.user.model.UserInfo;
 import org.springframework.data.jpa.repository.JpaRepository;