diff --git a/application/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentService.kt b/application/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentService.kt
index 3abed19e..c05ff442 100644
--- a/application/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentService.kt
+++ b/application/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentService.kt
@@ -31,8 +31,12 @@ class CommentService(
 ): CommentUseCase {
 
     override fun getComments(command: GetCommentsCommand): GetCommentsDto.Response {
-        val comments = commentReader.findAllByPostId(command.postId)
-            .map {
+
+
+        val comments = when (command.postType) {
+            PostType.COMMUNITY -> commentReader.findAllByCommunityPostId(command.postId)
+            PostType.LOST -> commentReader.findAllByLostPostId(command.postId)
+        }.map {
                 GetCommentsDto.Comment(
                     it.id,
                     it.upperComment?.id,
diff --git a/application/src/main/kotlin/backend/team/ahachul_backend/api/community/adapter/web/in/CommunityPostCommentController.kt b/application/src/main/kotlin/backend/team/ahachul_backend/api/community/adapter/web/in/CommunityPostCommentController.kt
index ca8d1fd4..5441bd6d 100644
--- a/application/src/main/kotlin/backend/team/ahachul_backend/api/community/adapter/web/in/CommunityPostCommentController.kt
+++ b/application/src/main/kotlin/backend/team/ahachul_backend/api/community/adapter/web/in/CommunityPostCommentController.kt
@@ -16,7 +16,7 @@ class CommunityPostCommentController(
 
     @GetMapping("/v1/community-posts/{postId}/comments")
     fun getCommunityPostComments(@PathVariable postId: Long): CommonResponse<GetCommentsDto.Response> {
-        return CommonResponse.success(commentUseCase.getComments(GetCommentsCommand(postId)))
+        return CommonResponse.success(commentUseCase.getComments(GetCommentsCommand(postId, PostType.COMMUNITY)))
     }
 
     @Authentication
diff --git a/application/src/main/kotlin/backend/team/ahachul_backend/api/lost/adapter/web/in/LostPostCommentController.kt b/application/src/main/kotlin/backend/team/ahachul_backend/api/lost/adapter/web/in/LostPostCommentController.kt
index f5e68cde..d8118f7a 100644
--- a/application/src/main/kotlin/backend/team/ahachul_backend/api/lost/adapter/web/in/LostPostCommentController.kt
+++ b/application/src/main/kotlin/backend/team/ahachul_backend/api/lost/adapter/web/in/LostPostCommentController.kt
@@ -16,7 +16,7 @@ class LostPostCommentController(
 
     @GetMapping("/v1/lost-posts/{lostId}/comments")
     fun getLostPostComments(@PathVariable lostId: Long): CommonResponse<GetCommentsDto.Response> {
-        return CommonResponse.success(commentUseCase.getComments(GetCommentsCommand(lostId)))
+        return CommonResponse.success(commentUseCase.getComments(GetCommentsCommand(lostId, PostType.LOST)))
     }
 
     @Authentication
diff --git a/application/src/test/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentServiceTest.kt b/application/src/test/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentServiceTest.kt
index 7856da38..d9170803 100644
--- a/application/src/test/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentServiceTest.kt
+++ b/application/src/test/kotlin/backend/team/ahachul_backend/api/comment/application/service/CommentServiceTest.kt
@@ -200,8 +200,8 @@ class CommentServiceTest(
     }
 
     @Test
-    @DisplayName("코멘트 조회")
-    fun 코멘트_조회() {
+    @DisplayName("커뮤니티 코멘트 조회")
+    fun 커뮤니티_코멘트_조회() {
         // given
         for (i in 1..10) {
             val createCommentCommand = CreateCommentCommand(
@@ -215,7 +215,39 @@ class CommentServiceTest(
         }
 
         val getCommentsCommand = GetCommentsCommand(
-            postId = communityPost.id
+            postId = communityPost.id,
+            PostType.COMMUNITY
+        )
+
+        // when
+        val result = commentUseCase.getComments(getCommentsCommand)
+
+        // then
+        assertThat(result.comments).hasSize(10)
+        for (i: Int in 0..9) {
+            assertThat(result.comments[i].parentComment).isNotNull
+            assertThat(result.comments[i].childComments).isEmpty()
+        }
+    }
+
+    @Test
+    @DisplayName("유실물 코멘트 조회")
+    fun 유실물_코멘트_조회() {
+        // given
+        for (i in 1..10) {
+            val createCommentCommand = CreateCommentCommand(
+                postId = lostPost.id,
+                postType = PostType.LOST,
+                upperCommentId = null,
+                content = "내용${i}",
+                visibility = CommentVisibility.PUBLIC
+            )
+            commentUseCase.createComment(createCommentCommand)
+        }
+
+        val getCommentsCommand = GetCommentsCommand(
+            postId = lostPost.id,
+            PostType.LOST
         )
 
         // when
@@ -254,7 +286,8 @@ class CommentServiceTest(
         }
 
         val getCommentsCommand = GetCommentsCommand(
-            postId = communityPost.id
+            postId = communityPost.id,
+            PostType.COMMUNITY
         )
 
         // when
diff --git a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentPersistence.kt b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentPersistence.kt
index 66407d52..f86b7048 100644
--- a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentPersistence.kt
+++ b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentPersistence.kt
@@ -25,10 +25,14 @@ class CommentPersistence(
         return repository.findById(id).orElse(null)
     }
 
-    override fun findAllByPostId(postId: Long): List<CommentEntity> {
+    override fun findAllByCommunityPostId(postId: Long): List<CommentEntity> {
         return repository.findAllByCommunityPostId(postId)
     }
 
+    override fun findAllByLostPostId(postId: Long): List<CommentEntity> {
+        return repository.findAllByLostPostId(postId)
+    }
+
     override fun count(postId: Long): Int {
         return repository.countByCommunityPostId(postId)
     }
diff --git a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentRepository.kt b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentRepository.kt
index 06deab46..c5ae1f86 100644
--- a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentRepository.kt
+++ b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/adapter/web/out/CommentRepository.kt
@@ -13,5 +13,12 @@ interface CommentRepository: JpaRepository<CommentEntity, Long> {
             "ORDER BY cc.createdAt ASC")
     fun findAllByCommunityPostId(postId: Long): List<CommentEntity>
 
+    @Query("SELECT cc " +
+            "FROM CommentEntity cc " +
+            "JOIN FETCH cc.member m " +
+            "WHERE cc.lostPost.id = :postId " +
+            "ORDER BY cc.createdAt ASC")
+    fun findAllByLostPostId(postId: Long): List<CommentEntity>
+
     fun countByCommunityPostId(postId: Long): Int
 }
\ No newline at end of file
diff --git a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/command/GetCommentsCommand.kt b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/command/GetCommentsCommand.kt
index e7feeb5b..fc6c563e 100644
--- a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/command/GetCommentsCommand.kt
+++ b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/command/GetCommentsCommand.kt
@@ -1,6 +1,9 @@
 package backend.team.ahachul_backend.api.comment.application.command
 
+import backend.team.ahachul_backend.api.comment.domain.model.PostType
+
 class GetCommentsCommand(
-    val postId: Long
+    val postId: Long,
+    val postType: PostType
 ) {
 }
\ No newline at end of file
diff --git a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/port/out/CommentReader.kt b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/port/out/CommentReader.kt
index 946d59a1..79a91313 100644
--- a/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/port/out/CommentReader.kt
+++ b/core/src/main/kotlin/backend/team/ahachul_backend/api/comment/application/port/out/CommentReader.kt
@@ -8,7 +8,8 @@ interface CommentReader {
 
     fun findById(id: Long): CommentEntity?
 
-    fun findAllByPostId(postId: Long): List<CommentEntity>
+    fun findAllByCommunityPostId(postId: Long): List<CommentEntity>
 
+    fun findAllByLostPostId(postId: Long): List<CommentEntity>
     fun count(postId: Long): Int
 }
\ No newline at end of file