diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/apiPayload/code/status/SuccessStatus.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/apiPayload/code/status/SuccessStatus.java
index 0efe9be..095b4b4 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/apiPayload/code/status/SuccessStatus.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/apiPayload/code/status/SuccessStatus.java
@@ -20,6 +20,7 @@ public enum SuccessStatus implements BaseCode {
     //Post
     POST_DELETE_OK(HttpStatus.OK, "POST2001", "게시글이 성공적으로 삭제되었습니다."),
     INQUERY_POST_OK(HttpStatus.OK, "POST201", "게시글 전체를 불러왔습니다."),
+    INQUERY_INDIVI_POST_OK(HttpStatus.OK, "POST201", "게시글을 불러왔습니다."),
 
     //Comment
     COMMENT_POST_OK(HttpStatus.OK, "COMMENT2001", "댓글이 성공적으로 달렸습니다."),
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/domain/Comment.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/domain/Comment.java
index 0f3ff7a..eec337b 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/domain/Comment.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/domain/Comment.java
@@ -21,7 +21,7 @@ public class Comment extends BaseEntity {
     private String content;
 
     @Column(nullable = false)
-    private LocalDateTime createdAt;
+    private LocalDateTime date = LocalDateTime.now();
 
     //외래키 이름은 postId로 저장되도록 함.
     @ManyToOne(fetch = FetchType.LAZY)
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/CommentRepository.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/CommentRepository.java
index 520c021..3f9d15d 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/CommentRepository.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/CommentRepository.java
@@ -3,6 +3,8 @@
 import com.example.Midnight.Snacker.domain.Comment;
 import org.springframework.data.jpa.repository.JpaRepository;
 
-public interface CommentRepository extends JpaRepository<Comment, Long> {
+import java.util.List;
 
+public interface CommentRepository extends JpaRepository<Comment, Long> {
+    List<Comment> findAllByPostId(Long postId);
 }
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/PostRepository.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/PostRepository.java
index 2192768..264a841 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/PostRepository.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/repository/PostRepository.java
@@ -3,6 +3,8 @@
 import com.example.Midnight.Snacker.domain.Post;
 import org.springframework.data.jpa.repository.JpaRepository;
 
-public interface PostRepository extends JpaRepository<Post, Long> {
+import java.util.List;
 
+public interface PostRepository extends JpaRepository<Post, Long> {
+    List<Post> findAllByOrderByDateDesc();
 }
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/CommentService/CommentServiceImpl.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/CommentService/CommentServiceImpl.java
index f98b043..98a0bc3 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/CommentService/CommentServiceImpl.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/CommentService/CommentServiceImpl.java
@@ -12,6 +12,9 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
 @Service
 @RequiredArgsConstructor
 public class CommentServiceImpl implements CommentService {
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostService.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostService.java
index 7392411..40c277b 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostService.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostService.java
@@ -1,6 +1,7 @@
 package com.example.Midnight.Snacker.service.PostService;
 import com.example.Midnight.Snacker.domain.Member;
 import com.example.Midnight.Snacker.domain.Post;
+import com.example.Midnight.Snacker.web.dto.CommentDTO.CommentResponseDTO;
 import com.example.Midnight.Snacker.web.dto.PostDTO.PostInfoDTO;
 import com.example.Midnight.Snacker.web.dto.PostDTO.PostRequestDTO;
 import com.example.Midnight.Snacker.web.dto.PostDTO.PostResponseDTO;
@@ -12,7 +13,9 @@
 public interface PostService {
 
     Post AddPost(String title, String body, String imageUrl, LocalDateTime date, Member member); //게시글 등록
-    //List<PostInfoDTO> getPostInfo();
-    //PostResponseDTO.getPostResponseDTO getPost();
+    List<PostInfoDTO> getPostInfo();
+    PostResponseDTO.getPostResponseDTO getPosts();
+    List<CommentResponseDTO.CommentInfoDTO> getComments(Long postId);
+    PostResponseDTO.getIndiPostResponseDTO getPost(Long postId);
     void DeletePost(long id); //게시글 삭제
 }
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostServiceImpl.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostServiceImpl.java
index e829a95..ee32442 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostServiceImpl.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/service/PostService/PostServiceImpl.java
@@ -1,12 +1,15 @@
 package com.example.Midnight.Snacker.service.PostService;
 
 import com.example.Midnight.Snacker.apiPayload.exception.handler.PostHandler;
+import com.example.Midnight.Snacker.domain.Comment;
 import com.example.Midnight.Snacker.domain.Member;
 import com.example.Midnight.Snacker.domain.Post;
+import com.example.Midnight.Snacker.repository.CommentRepository;
 import com.example.Midnight.Snacker.repository.MemberRepository;
 import com.example.Midnight.Snacker.repository.PostRepository;
 import com.example.Midnight.Snacker.apiPayload.code.status.ErrorStatus;
 import com.example.Midnight.Snacker.web.controller.PostController;
+import com.example.Midnight.Snacker.web.dto.CommentDTO.CommentResponseDTO;
 import com.example.Midnight.Snacker.web.dto.PostDTO.PostInfoDTO;
 import com.example.Midnight.Snacker.web.dto.PostDTO.PostResponseDTO;
 import lombok.AllArgsConstructor;
@@ -22,6 +25,8 @@
 public class PostServiceImpl implements PostService {
 
     private final PostRepository postRepository;
+    private final MemberRepository memberRepository;
+    private final CommentRepository commentRepository;
 
     @Override
     public Post AddPost(String title, String body, String imageUrl, LocalDateTime date, Member member) {
@@ -37,7 +42,6 @@ public Post AddPost(String title, String body, String imageUrl, LocalDateTime da
         Post savedPost = postRepository.save(newPost);
 
         return savedPost;
-
     } //게시글 등록
 
     @Override
@@ -46,10 +50,10 @@ public void DeletePost(long id) {
         postRepository.delete(post);
     } // 게시글 삭제
 
-    /*@Override
+    @Override
     @Transactional
     public List<PostInfoDTO> getPostInfo(){
-        List<Post> posts = postRepository.findAll();
+        List<Post> posts = postRepository.findAllByOrderByDateDesc();
 
         return posts.stream()
                 . map(post -> new PostInfoDTO(
@@ -58,14 +62,43 @@ public List<PostInfoDTO> getPostInfo(){
                         post.getBody(),
                         post.getDate().toLocalDate(),
                         post.getImageUrl(),
-                        post.
+                        post.getComments().size()
+                )).toList();
+    }
+
+    @Override
+    @Transactional
+    public PostResponseDTO.getPostResponseDTO getPosts(){
+        List<PostInfoDTO> posts = getPostInfo();
+
+        return new PostResponseDTO.getPostResponseDTO(posts);
+    }
+
+    @Override
+    @Transactional
+    public List<CommentResponseDTO.CommentInfoDTO> getComments(Long postId){
+        List<Comment> comments = commentRepository.findAllByPostId(postId);
+
+        return comments.stream()
+                . map(comment -> new CommentResponseDTO.CommentInfoDTO(
+                        comment.getId(),
+                        comment.getMember().getNickname(),
+                        comment.getContent(),
+                        comment.getDate().toLocalDate()
                 )).toList();
     }
 
 
     @Override
     @Transactional
-    public PostResponseDTO.getPostResponseDTO getPost(Member member){
+    public PostResponseDTO.getIndiPostResponseDTO getPost(Long postId){
+        List<CommentResponseDTO.CommentInfoDTO> comments = getComments(postId);
+
+        Post post = postRepository.findById(postId).get();
+
+        return new PostResponseDTO.getIndiPostResponseDTO(
+                post.getMember().getNickname(), post.getTitle(),
+                post.getBody(), post.getImageUrl(), comments);
+    }
 
-    }*/
 }
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/controller/PostController.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/controller/PostController.java
index 65c20f0..3faeade 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/controller/PostController.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/controller/PostController.java
@@ -59,7 +59,18 @@ public ApiResponse<Void> DeletePost(@PathVariable(name = "postId") long postId){
     @Operation(
             summary = "모든 게시분 조회 API")
     public ApiResponse<PostResponseDTO.getPostResponseDTO> getAllPosts() {
-        PostResponseDTO.getPostResponseDTO response = null;
+        PostResponseDTO.getPostResponseDTO response = postService.getPosts();
         return ApiResponse.of(SuccessStatus.INQUERY_POST_OK,response);
     }
+
+    @GetMapping("/api/post/{postId}")
+    @Operation(
+            summary = "개별 게시물 조회 API"
+    )
+    public ApiResponse<PostResponseDTO.getIndiPostResponseDTO> getPost(
+            @PathVariable(name = "postId") Long postId) {
+        PostResponseDTO.getIndiPostResponseDTO response =
+                postService.getPost(postId);
+        return ApiResponse.of(SuccessStatus.INQUERY_INDIVI_POST_OK, response);
+    }
 }
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/CommentDTO/CommentResponseDTO.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/CommentDTO/CommentResponseDTO.java
index 9cca0d7..08a26e1 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/CommentDTO/CommentResponseDTO.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/CommentDTO/CommentResponseDTO.java
@@ -4,6 +4,9 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.springframework.data.convert.Jsr310Converters;
+
+import java.time.LocalDate;
 
 public class CommentResponseDTO {
 
@@ -14,4 +17,15 @@ public class CommentResponseDTO {
     public static class CommentPostResponseDTO{
         long commentId;
     }
+
+    @Getter
+    @Builder
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class CommentInfoDTO{
+        private Long commentId;
+        private String nickname;
+        private String content;
+        private LocalDate date;
+    }
 }
diff --git a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/PostDTO/PostResponseDTO.java b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/PostDTO/PostResponseDTO.java
index 0442529..869e219 100644
--- a/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/PostDTO/PostResponseDTO.java
+++ b/Midnight-Snacker/src/main/java/com/example/Midnight/Snacker/web/dto/PostDTO/PostResponseDTO.java
@@ -1,5 +1,6 @@
 package com.example.Midnight.Snacker.web.dto.PostDTO;
 
+import com.example.Midnight.Snacker.web.dto.CommentDTO.CommentResponseDTO;
 import lombok.*;
 
 import java.util.List;
@@ -21,4 +22,16 @@ public static class addPostResponseDTO{
     public static class getPostResponseDTO{
         private List<PostInfoDTO> posts;
     }
+
+    @Setter
+    @Getter
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class getIndiPostResponseDTO{
+        private String nickname;
+        private String title;
+        private String body;
+        private String imageUrl;
+        private List<CommentResponseDTO.CommentInfoDTO> comments;
+    }
 }