diff --git a/saftyReport/saftyReport/Network/DTO/Response/GalleryResponse.swift b/saftyReport/saftyReport/Network/DTO/Response/GalleryResponse.swift
index 2be7522..d33e4eb 100644
--- a/saftyReport/saftyReport/Network/DTO/Response/GalleryResponse.swift
+++ b/saftyReport/saftyReport/Network/DTO/Response/GalleryResponse.swift
@@ -12,18 +12,18 @@ import Foundation
 struct GalleryResponse: Codable {
     let status: Int?
     let message: String?
-    let data: GalleryDataObject?
+    let data: GalleryData?
 }
 
-// MARK: - GalleryDataObject
+// MARK: - GalleryData
 
-struct GalleryDataObject: Codable {
+struct GalleryData: Codable {
     let photoList: [GalleryPhotoList]?
 }
 
 // MARK: - GalleryPhotoList
 
 struct GalleryPhotoList: Codable {
-    let photoID: Int?
-    let photoURL, createdAt: String?
+    let photoId: Int?
+    let photoUrl, createdAt: String?
 }
diff --git a/saftyReport/saftyReport/Network/NetworkManager.swift b/saftyReport/saftyReport/Network/NetworkManager.swift
index 228a8c3..daf1d17 100644
--- a/saftyReport/saftyReport/Network/NetworkManager.swift
+++ b/saftyReport/saftyReport/Network/NetworkManager.swift
@@ -1,8 +1,90 @@
-//
-//  NetworkManager.swift
-//  saftyReport
-//
-//  Created by 이지훈 on 11/18/24.
-//
-
 import Foundation
+import Alamofire
+
+class NetworkManager {
+    
+    func photoAPI(compleation: @escaping (Result<[GalleryPhotoList], NetworkError>) -> Void) {
+        guard let baseURL = Bundle.main.object(forInfoDictionaryKey: "BASE_URL") as? String else {
+            print("[Error] BASE_URL is missing in Info.plist")
+            compleation(.failure(.unknownError))
+            return
+        }
+        
+        let url = "\(baseURL)/api/v1/report/photo"
+        
+        let headers: HTTPHeaders = ["userId": "1"]
+        
+        AF.request(url, method: .get, headers: headers)
+            .validate()
+            .response { [weak self] response in
+                guard let statusCode = response.response?.statusCode,
+                      let data = response.data,
+                      let self = self
+                else {
+                    print("[Error] Response or Data is nil")
+                    compleation(.failure(.unknownError))
+                    return
+                }
+                
+                
+                switch response.result {
+                case .success:
+                    let photoList = self.decodePhoto(data: data)
+                    compleation(.success(photoList))
+                case .failure(let error):
+                    print("[Error] Request Failed: \(error.localizedDescription)")
+                    let error = self.handleStatusCode(statusCode, data: data)
+                    compleation(.failure(error))
+                }
+            }
+    }
+    
+    func decodePhoto(data: Data) -> [GalleryPhotoList] {
+        do {
+            let response = try JSONDecoder().decode(GalleryResponse.self, from: data)
+            return response.data?.photoList ?? []
+        } catch {
+            print("[Decode Error] Failed to Decode GalleryResponse: \(error)")
+            return []
+        }
+    }
+}
+
+extension NetworkManager {
+    func decodeError(data: Data) -> String {
+        do {
+            let failResponse = try JSONDecoder().decode(FailResponse.self, from: data)
+            print("[Decode Error Response] Status: \(failResponse.status?.description ?? "Unknown")")
+            return failResponse.status?.description ?? ""
+        } catch {
+            print("[Decode Error] Failed to Decode Error Response: \(error)")
+            return ""
+        }
+    }
+    
+    func handleStatusCode(_ statusCode: Int, data: Data) -> NetworkError {
+        let errorCode = decodeError(data: data)
+        print("[Handle Status Code] Status Code: \(statusCode), Error Code: \(errorCode)")
+        
+        switch (statusCode, errorCode) {
+        case (400, "00"):
+            print("[Error] Invalid Request (400, 00)")
+            return .invalidRequest
+        case (400, "01"):
+            print("[Error] Expression Error (400, 01)")
+            return .expressionError
+        case (404, ""):
+            print("[Error] Invalid URL (404)")
+            return .invalidURL
+        case (409, "00"):
+            print("[Error] Duplicate Error (409, 00)")
+            return .duplicateError
+        case (500, ""):
+            print("[Error] Server Error (500)")
+            return .serverError
+        default:
+            print("[Error] Unknown Error")
+            return .unknownError
+        }
+    }
+}
diff --git a/saftyReport/saftyReport/Resource/Extension/UIImageView+.swift b/saftyReport/saftyReport/Resource/Extension/UIImageView+.swift
new file mode 100644
index 0000000..f68b375
--- /dev/null
+++ b/saftyReport/saftyReport/Resource/Extension/UIImageView+.swift
@@ -0,0 +1,22 @@
+//
+//  UIImageView+.swift
+//  saftyReport
+//
+//  Created by OneTen on 11/28/24.
+//
+
+import UIKit
+
+extension UIImageView {
+    func load(url: URL) {
+        DispatchQueue.global().async { [weak self] in
+            if let data = try? Data(contentsOf: url) {
+                if let image = UIImage(data: data) {
+                    DispatchQueue.main.async {
+                        self?.image = image
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/saftyReport/saftyReport/Source/Gallery/Cell/ContentsCell.swift b/saftyReport/saftyReport/Source/Gallery/Cell/ContentsCell.swift
index dfe58ff..0d530a8 100644
--- a/saftyReport/saftyReport/Source/Gallery/Cell/ContentsCell.swift
+++ b/saftyReport/saftyReport/Source/Gallery/Cell/ContentsCell.swift
@@ -9,6 +9,7 @@ import UIKit
 
 import SnapKit
 import Then
+import Kingfisher
 
 class ContentsCell: UICollectionViewCell {
     var isChecked = false
@@ -23,13 +24,13 @@ class ContentsCell: UICollectionViewCell {
     lazy var checkbox = UIButton().then {
         $0.clipsToBounds = true
         $0.contentMode = .scaleAspectFill
-        $0.setImage(isChecked ? .icnCheckboxISquareSelectedWhite24Px : .icnCheckboxISquareUnselectedWhite24Px, for: .normal)
+        $0.setImage(.icnCheckboxISquareUnselectedWhite24Px, for: .normal)
         $0.addTarget(self, action: #selector(checkboxTapped), for: .touchUpInside)
     }
     
     override init(frame: CGRect) {
         super .init(frame: frame)
-                
+        
         setUI()
         setLayout()
     }
@@ -63,5 +64,18 @@ class ContentsCell: UICollectionViewCell {
             checkbox.setImage(.icnCheckboxISquareUnselectedWhite24Px, for: .normal)
         }
     }
-
+    
+    func configure(item: GalleryPhotoList, isChecked: Bool = false){
+        if let imageURL = URL(string: item.photoUrl ?? "") {
+            imageView.kf.setImage(with: imageURL)
+        }
+        
+        self.isChecked = isChecked
+        self.checkbox.setImage(
+            isChecked ? .icnCheckboxISquareSelectedWhite24Px : .icnCheckboxISquareUnselectedWhite24Px,
+            for: .normal
+        )
+        
+    }
+    
 }
diff --git a/saftyReport/saftyReport/Source/Gallery/GalleryDetailViewController.swift b/saftyReport/saftyReport/Source/Gallery/GalleryDetailViewController.swift
index f279206..1278520 100644
--- a/saftyReport/saftyReport/Source/Gallery/GalleryDetailViewController.swift
+++ b/saftyReport/saftyReport/Source/Gallery/GalleryDetailViewController.swift
@@ -13,17 +13,15 @@ import Then
 class GalleryDetailViewController: UIViewController {
     var checkboxHandler: ((Bool, IndexPath) -> ())?
     var indexPath: IndexPath!
-
+    
     var isChecked = false
-
+    
     private var baseView = UIView().then {
         $0.backgroundColor = .gray1
     }
     
     private var imageView = UIImageView().then {
-        $0.contentMode = .scaleAspectFit
-//        $0.image = .test
-        $0.backgroundColor = .gray // 이미지 넣으면 지울 코드
+        $0.contentMode = .scaleToFill
     }
     
     private lazy var checkbox = UIButton().then {
@@ -31,7 +29,7 @@ class GalleryDetailViewController: UIViewController {
         $0.setBackgroundImage(.icnCheckboxISquareUnselectedWhite24Px, for: .normal)
         $0.addTarget(self, action: #selector(checkboxTapped), for: .touchUpInside)
     }
-        
+    
     private var timeStackView = UIStackView().then {
         $0.layer.cornerRadius = 5
         $0.layer.borderWidth = 1
@@ -40,7 +38,7 @@ class GalleryDetailViewController: UIViewController {
     }
     
     private var createdAtLabel = UILabel().then {
-        $0.attributedText = .styled(text: "촬영일시", style: .caption1)
+        $0.attributedText = .styled(text: "촬영일시 :", style: .caption1)
         $0.font = .systemFont(ofSize: 12, weight: .bold)
         $0.textColor = .gray13
     }
@@ -66,6 +64,7 @@ class GalleryDetailViewController: UIViewController {
         
         setUI()
         setLayout()
+        setupNavigationBar()
     }
     
     override func viewWillAppear(_ animated: Bool) {
@@ -75,6 +74,7 @@ class GalleryDetailViewController: UIViewController {
             isChecked ? .icnCheckboxISquareSelectedWhite24Px : .icnCheckboxISquareUnselectedWhite24Px,
             for: .normal
         )
+        tabBarController?.tabBar.isHidden = true
     }
     
     override func viewWillDisappear(_ animated: Bool) {
@@ -115,10 +115,11 @@ class GalleryDetailViewController: UIViewController {
         
         createdAtLabel.snp.makeConstraints {
             $0.leading.equalToSuperview().inset(8)
+            $0.width.equalTo(50)
         }
         
         dateTimeLabel.snp.makeConstraints {
-            $0.leading.equalTo(createdAtLabel.snp.trailing).offset(20)
+            $0.leading.equalTo(createdAtLabel.snp.trailing).offset(10)
         }
         
         logoLabel.snp.makeConstraints {
@@ -130,6 +131,30 @@ class GalleryDetailViewController: UIViewController {
         
     }
     
+    func configure(item: GalleryPhotoList){
+        
+        if let imageURL = URL(string: item.photoUrl ?? "") {
+            imageView.kf.setImage(with: imageURL)
+            
+            print("[갤러리 디테일뷰]")
+            print("[URL] \(imageURL)")
+            print("[ID] \(item.photoId!)")
+            print("[CreatedAt] \(item.createdAt!)")
+        }
+        
+        let dateTime = formatDateTime(item.createdAt ?? "")
+        dateTimeLabel.text = dateTime
+        
+    }
+    
+    private func setupNavigationBar() {
+        let customNavigationItem = CustomNavigationItem()
+        customNavigationItem.setUpNavigationBar(for: .back)
+        navigationItem.backBarButtonItem = customNavigationItem.backBarButtonItem
+        navigationItem.backBarButtonItem?.tintColor = .gray1
+        navigationItem.title = "상세 보기"
+    }
+    
     @objc private func checkboxTapped() {
         isChecked.toggle()
         
@@ -141,3 +166,21 @@ class GalleryDetailViewController: UIViewController {
     }
     
 }
+
+extension GalleryDetailViewController {
+    private func formatDateTime(_ dateTime: String) -> String {
+        let inputFormatter = DateFormatter()
+        inputFormatter.dateFormat = "yyyy-MM-dd'T'HH:mm:ss" // 서버에서 받은 날짜 형식
+        
+        let outputFormatter = DateFormatter()
+        outputFormatter.dateFormat = "yyyy/MM/dd HH:mm:ss" // 원하는 출력 형식
+        
+        // 입력 문자열을 Date로 변환한 후, 다시 문자열로 변환
+        if let date = inputFormatter.date(from: dateTime) {
+            return outputFormatter.string(from: date)
+        } else {
+            print("[Error] Invalid date format: \(dateTime)")
+            return dateTime // 변환 실패 시 원본 문자열 반환
+        }
+    }
+}
diff --git a/saftyReport/saftyReport/Source/Gallery/GalleryItem.swift b/saftyReport/saftyReport/Source/Gallery/GalleryItem.swift
deleted file mode 100644
index f64f3d9..0000000
--- a/saftyReport/saftyReport/Source/Gallery/GalleryItem.swift
+++ /dev/null
@@ -1,26 +0,0 @@
-//
-//  GalleryItem.swift
-//  saftyReport
-//
-//  Created by OneTen on 11/18/24.
-//
-
-import UIKit
-
-struct GalleryItem: Hashable {
-    let id = UUID()
-    let url: String?
-    let image: UIImage
-    let date: String
-}
-
-extension GalleryItem {
-    static let dummyGalleryItem: [GalleryItem] = [
-        GalleryItem(url: nil, image: UIImage(systemName: "square.fill")!, date: "대충 시간"),
-        GalleryItem(url: nil, image: UIImage(systemName: "square.fill")!, date: "대충 시간"),
-        GalleryItem(url: nil, image: UIImage(systemName: "square.fill")!, date: "대충 시간"),
-        GalleryItem(url: nil, image: UIImage(systemName: "square.fill")!, date: "대충 시간"),
-        GalleryItem(url: nil, image: UIImage(systemName: "square.fill")!, date: "대충 시간"),
-        GalleryItem(url: nil, image: UIImage(systemName: "square.fill")!, date: "대충 시간"),
-    ]
-}
diff --git a/saftyReport/saftyReport/Source/Gallery/GalleryViewController.swift b/saftyReport/saftyReport/Source/Gallery/GalleryViewController.swift
index 6970c79..227bb7b 100644
--- a/saftyReport/saftyReport/Source/Gallery/GalleryViewController.swift
+++ b/saftyReport/saftyReport/Source/Gallery/GalleryViewController.swift
@@ -9,9 +9,15 @@ import UIKit
 
 import SnapKit
 import Then
-import Kingfisher
 
 class GalleryViewController: UIViewController {
+    private let networkManager = NetworkManager()
+    
+    private var firstSectionPhotoList: [GalleryPhotoList] = []
+    private var firstSectionCheckedStatus: Set<IndexPath> = []
+    
+    private var secondSectionPhotoList: [GalleryPhotoList] = []
+    private var secondSectionCheckedStatus: Set<IndexPath> = []
     
     private let collectionView = UICollectionView(frame: .zero,
                                                   collectionViewLayout: UICollectionViewLayout())
@@ -25,9 +31,9 @@ class GalleryViewController: UIViewController {
         $0.setAttributedTitle(NSAttributedString.styled(text: "사용", style: .heading1), for: .normal)
         $0.titleLabel?.font = .systemFont(ofSize: 20, weight: .semibold)
         $0.setTitleColor(.gray1, for: .normal)
-        $0.backgroundColor = .primaryOrange
         $0.layer.cornerRadius = 10
         $0.addTarget(self, action: #selector(usingButtonTapped), for: .touchUpInside)
+        $0.backgroundColor = .primaryLight
     }
     
     override func viewDidLoad() {
@@ -35,6 +41,18 @@ class GalleryViewController: UIViewController {
         setUI()
         setLayout()
         setupCollectionView()
+        setupNavigationBar()
+    }
+    
+    override func viewWillAppear(_ animated: Bool) {
+        super.viewWillAppear(animated)
+        tabBarController?.tabBar.isHidden = true
+        connectAPI()
+    }
+    
+    override func viewWillDisappear(_ animated: Bool) {
+        super.viewWillDisappear(animated)
+        tabBarController?.tabBar.isHidden = false
     }
     
     private func setUI() {
@@ -60,6 +78,175 @@ class GalleryViewController: UIViewController {
         
     }
     
+    private func setupNavigationBar() {
+        let customNavigationItem = CustomNavigationItem()
+        customNavigationItem.setUpNavigationBar(for: .back)
+        navigationItem.backBarButtonItem = customNavigationItem.backBarButtonItem
+        navigationItem.backBarButtonItem?.tintColor = .gray1
+        navigationItem.title = "안전신문고 갤러리"
+    }
+    
+    @objc private func usingButtonTapped() {
+        print("사용 버튼이 눌렸습니다.")
+    }
+    
+    private func connectAPI() {
+        DispatchQueue.main.async {
+            self.networkManager.photoAPI { [weak self] result in
+                guard let self = self else { return }
+                
+                switch result {
+                case let .success(list):
+                    
+                    self.firstSectionPhotoList = list.filter({
+                        self.formatDateTime($0.createdAt!) == "2024년 10월 26일"
+                    })
+                    .dropLast()
+                    
+                    
+                    self.secondSectionPhotoList = list.filter({
+                        self.formatDateTime($0.createdAt!) == "2024년 11월 26일"
+                    })
+                    .dropLast()
+                    
+                    self.collectionView.reloadData()
+                case let .failure(error):
+                    print(error.localizedDescription)
+                }
+                
+            }
+        }
+    }
+    
+}
+
+extension GalleryViewController: UICollectionViewDelegate {
+    func collectionView(
+        _ collectionView: UICollectionView,
+        viewForSupplementaryElementOfKind kind: String,
+        at indexPath: IndexPath
+    ) -> UICollectionReusableView {
+        guard kind == UICollectionView.elementKindSectionHeader,
+              let header = collectionView.dequeueReusableSupplementaryView(
+                ofKind: kind,
+                withReuseIdentifier: GalleryContentsSectionHeader.identifier,
+                for: indexPath
+              ) as? GalleryContentsSectionHeader else {
+            return UICollectionReusableView()
+        }
+        if indexPath.section == 2 {
+            let sectionTitles = "2024년 10월 26일"
+            header.configure(with: sectionTitles)
+        } else if indexPath.section == 3{
+            let sectionTitles = "2024년 11월 26일"
+            header.configure(with: sectionTitles)
+        }
+        
+        return header
+    }
+    
+    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
+        guard let cell = collectionView.cellForItem(at: indexPath) as? ContentsCell else { return }
+        
+        let nextViewController = GalleryDetailViewController()
+        nextViewController.isChecked = cell.isChecked
+        nextViewController.indexPath = indexPath
+        
+        nextViewController.checkboxHandler = { [weak self] isChecked, indexPath in
+            guard let self = self else { return }
+            
+            if isChecked {
+                self.firstSectionCheckedStatus.insert(indexPath)
+                self.secondSectionCheckedStatus.insert(indexPath)
+            } else {
+                self.firstSectionCheckedStatus.remove(indexPath)
+                self.secondSectionCheckedStatus.remove(indexPath)
+            }
+            
+            self.collectionView.reloadData()
+        }
+        
+        if indexPath.section == 2 {
+            nextViewController.configure(item: firstSectionPhotoList[indexPath.row])
+            
+        } else {
+            nextViewController.configure(item: secondSectionPhotoList[indexPath.row])
+        }
+        
+        
+        self.navigationController?.pushViewController(nextViewController, animated: true)
+    }
+    
+}
+
+extension GalleryViewController: UICollectionViewDataSource {
+    func numberOfSections(in collectionView: UICollectionView) -> Int {
+        return 4
+    }
+    
+    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int)
+    -> Int {
+        switch section {
+        case 0:
+            return 1
+        case 1:
+            return 1
+        case 2:
+            return firstSectionPhotoList.count
+        case 3:
+            return secondSectionPhotoList.count
+        default:
+            return 0
+        }
+    }
+    
+    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath)
+    -> UICollectionViewCell {
+        switch indexPath.section {
+        case 0:
+            guard let cell = collectionView.dequeueReusableCell(
+                withReuseIdentifier: MediaSelectCell.cellIdentifier,
+                for: indexPath
+            ) as? MediaSelectCell else {
+                return UICollectionViewCell(frame: .zero)
+            }
+            return cell
+        case 1:
+            guard let cell = collectionView.dequeueReusableCell(
+                withReuseIdentifier: WarningCell.cellIdentifier,
+                for: indexPath
+            ) as? WarningCell else {
+                return UICollectionViewCell(frame: .zero)
+            }
+            return cell
+        case 2:
+            guard let cell = collectionView.dequeueReusableCell(
+                withReuseIdentifier: ContentsCell.cellIdentifier,
+                for: indexPath
+            ) as? ContentsCell else {
+                return UICollectionViewCell(frame: .zero)
+            }
+            
+            cell.configure(item: firstSectionPhotoList[indexPath.row], isChecked: firstSectionCheckedStatus.contains(indexPath))
+            
+            return cell
+        default:
+            guard let cell = collectionView.dequeueReusableCell(
+                withReuseIdentifier: ContentsCell.cellIdentifier,
+                for: indexPath.appending(9)
+            ) as? ContentsCell else {
+                return UICollectionViewCell(frame: .zero)
+            }
+            
+            cell.configure(item: secondSectionPhotoList[indexPath.row], isChecked: secondSectionCheckedStatus.contains(indexPath))
+            
+            return cell
+        }
+    }
+    
+}
+
+extension GalleryViewController {
     private func setupCollectionView() {
         collectionView.collectionViewLayout = createSection()
         collectionView.delegate = self
@@ -72,8 +259,8 @@ class GalleryViewController: UIViewController {
         collectionView.register(ContentsCell.self,
                                 forCellWithReuseIdentifier: ContentsCell.cellIdentifier)
         collectionView.register(GalleryContentsSectionHeader.self,
-            forSupplementaryViewOfKind: UICollectionView.elementKindSectionHeader,
-            withReuseIdentifier: GalleryContentsSectionHeader.identifier
+                                forSupplementaryViewOfKind: UICollectionView.elementKindSectionHeader,
+                                withReuseIdentifier: GalleryContentsSectionHeader.identifier
         )
     }
     
@@ -172,7 +359,7 @@ class GalleryViewController: UIViewController {
             trailing: 17
         )
         section.boundarySupplementaryItems = [self.createSectionHeader()] // 헤더 추가
-                
+        
         return section
     }
     
@@ -189,122 +376,22 @@ class GalleryViewController: UIViewController {
         
         return sectionHeader
     }
-
-    @objc private func usingButtonTapped() {
-        print("사용 버튼이 눌렸습니다.")
-    }
-    
 }
 
-extension GalleryViewController: UICollectionViewDelegate {
-    func collectionView(
-        _ collectionView: UICollectionView,
-        viewForSupplementaryElementOfKind kind: String,
-        at indexPath: IndexPath
-    ) -> UICollectionReusableView {
-        guard kind == UICollectionView.elementKindSectionHeader,
-              let header = collectionView.dequeueReusableSupplementaryView(
-                  ofKind: kind,
-                  withReuseIdentifier: GalleryContentsSectionHeader.identifier,
-                  for: indexPath
-              ) as? GalleryContentsSectionHeader else {
-            return UICollectionReusableView()
-        }
-        if indexPath.section == 2 {
-            let sectionTitles = "2024년 11월 14일"
-            header.configure(with: sectionTitles)
-        } else if indexPath.section == 3{
-            let sectionTitles = "2024년 11월 13일"
-            header.configure(with: sectionTitles)
-        }
+extension GalleryViewController {
+    private func formatDateTime(_ dateTime: String) -> String {
+        let inputFormatter = DateFormatter()
+        inputFormatter.dateFormat = "yyyy-MM-dd'T'HH:mm:ss" // 서버에서 받은 날짜 형식
         
-        return header
-    }
-    
-    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
-        guard let cell = collectionView.cellForItem(at: indexPath) as? ContentsCell else { return }
-        
-        let nextViewController = GalleryDetailViewController()
-        nextViewController.isChecked = cell.isChecked
-        nextViewController.indexPath = indexPath
+        let outputFormatter = DateFormatter()
+        outputFormatter.dateFormat = "yyyy년 MM월 dd일" // 원하는 출력 형식
         
-        nextViewController.checkboxHandler = { [weak self] isChecked, indexPath in
-            guard let self = self else { return }
-            
-            if let cell = self.collectionView.cellForItem(at: indexPath) as? ContentsCell {
-                // 체크박스 상태 업데이트
-                cell.isChecked = isChecked
-                cell.checkbox.setImage(
-                    isChecked ? .icnCheckboxISquareSelectedWhite24Px : .icnCheckboxISquareUnselectedWhite24Px,
-                    for: .normal
-                )
-            }
+        // 입력 문자열을 Date로 변환한 후, 다시 문자열로 변환
+        if let date = inputFormatter.date(from: dateTime) {
+            return outputFormatter.string(from: date)
+        } else {
+            print("[Error] Invalid date format: \(dateTime)")
+            return dateTime // 변환 실패 시 원본 문자열 반환
         }
-        
-        self.navigationController?.pushViewController(nextViewController, animated: true)
     }
-    
-}
-
-extension GalleryViewController: UICollectionViewDataSource {
-    func numberOfSections(in collectionView: UICollectionView) -> Int {
-        return 4
-    }
-    
-    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int)
-    -> Int {
-        switch section {
-        case 0:
-            return 1
-        case 1:
-            return 1
-        case 2:
-            return 6
-        case 3:
-            return 6
-        default:
-            return 0
-        }
-    }
-    
-    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath)
-    -> UICollectionViewCell {
-        switch indexPath.section {
-        case 0:
-            guard let cell = collectionView.dequeueReusableCell(
-                withReuseIdentifier: MediaSelectCell.cellIdentifier,
-                for: indexPath
-            ) as? MediaSelectCell else {
-                return UICollectionViewCell(frame: .zero)
-            }
-            return cell
-        case 1:
-            guard let cell = collectionView.dequeueReusableCell(
-                withReuseIdentifier: WarningCell.cellIdentifier,
-                for: indexPath
-            ) as? WarningCell else {
-                return UICollectionViewCell(frame: .zero)
-            }
-            return cell
-        case 2:
-            guard let cell = collectionView.dequeueReusableCell(
-                withReuseIdentifier: ContentsCell.cellIdentifier,
-                for: indexPath
-            ) as? ContentsCell else {
-                return UICollectionViewCell(frame: .zero)
-            }
-            
-            return cell
-        default:
-            guard let cell = collectionView.dequeueReusableCell(
-                withReuseIdentifier: ContentsCell.cellIdentifier,
-                for: indexPath
-            ) as? ContentsCell else {
-                return UICollectionViewCell(frame: .zero)
-            }
-            
-            return cell
-        }
-    }
-    
 }
diff --git a/saftyReport/saftyReport/Source/ReportDetail/ReportAddress/ReportAddressViewController.swift b/saftyReport/saftyReport/Source/ReportDetail/ReportAddress/ReportAddressViewController.swift
index 20b59b4..fa87348 100644
--- a/saftyReport/saftyReport/Source/ReportDetail/ReportAddress/ReportAddressViewController.swift
+++ b/saftyReport/saftyReport/Source/ReportDetail/ReportAddress/ReportAddressViewController.swift
@@ -74,6 +74,17 @@ class ReportAddressViewController: UIViewController {
         
         setUI()
         setLayout()
+        setupNavigationBar()
+    }
+    
+    override func viewWillAppear(_ animated: Bool) {
+        super.viewWillAppear(animated)
+        tabBarController?.tabBar.isHidden = true
+    }
+    
+    override func viewWillDisappear(_ animated: Bool) {
+        super.viewWillDisappear(animated)
+        tabBarController?.tabBar.isHidden = false
     }
     
     private func setUI() {
@@ -136,6 +147,15 @@ class ReportAddressViewController: UIViewController {
         }
     }
     
+    private func setupNavigationBar() {
+        let customNavigationItem = CustomNavigationItem()
+        customNavigationItem.setUpNavigationBar(for: .back)
+        navigationItem.backBarButtonItem = customNavigationItem.backBarButtonItem
+        navigationItem.backBarButtonItem?.tintColor = .gray1
+        navigationItem.title = "주소 입력"
+    }
+
+    
     @objc private func searchKeywordButtonTapped() {
         print("키워드 검색 버튼이 눌렸습니다.")
     }
diff --git a/saftyReport/saftyReport/Source/ReportDetail/ReportDetailViewController.swift b/saftyReport/saftyReport/Source/ReportDetail/ReportDetailViewController.swift
index ff488e1..cc7d6de 100644
--- a/saftyReport/saftyReport/Source/ReportDetail/ReportDetailViewController.swift
+++ b/saftyReport/saftyReport/Source/ReportDetail/ReportDetailViewController.swift
@@ -94,6 +94,7 @@ class ReportDetailViewController: UIViewController {
         let customNavigationItem = CustomNavigationItem()
         customNavigationItem.setUpNavigationBar(for: .back)
         navigationItem.backBarButtonItem = customNavigationItem.backBarButtonItem
+        navigationItem.backBarButtonItem?.tintColor = .gray1
         navigationItem.title = "신고하기"
         
         navigationController?.setNavigationBarHidden(false, animated: false)