src/main/kotlin/kr/co/vividnext/sodalive/chat/character/controller/ChatCharacterController.kt

@@ -45,8 +45,8 @@ class ChatCharacterController(
                 )
             }
 
-        // 최근 대화한 캐릭터 조회 (현재는 빈 리스트)
-        val recentCharacters = service.getRecentCharacters()
+        // 최근 대화한 캐릭터 조회 (회원별 최근 순으로 최대 10개)
+        val recentCharacters = service.getRecentCharacters(member, 10)
             .map {
                 RecentCharacter(
                     characterId = it.id!!,

src/main/kotlin/kr/co/vividnext/sodalive/chat/character/repository/ChatCharacterRepository.kt

@@ -1,6 +1,7 @@
 package kr.co.vividnext.sodalive.chat.character.repository
 
 import kr.co.vividnext.sodalive.chat.character.ChatCharacter
+import kr.co.vividnext.sodalive.member.Member
 import org.springframework.data.domain.Page
 import org.springframework.data.domain.Pageable
 import org.springframework.data.jpa.repository.JpaRepository
@@ -40,4 +41,29 @@ interface ChatCharacterRepository : JpaRepository<ChatCharacter, Long> {
         @Param("searchTerm") searchTerm: String,
         pageable: Pageable
     ): Page<ChatCharacter>
+
+    /**
+     * 멤버가 최근에 대화한 캐릭터 목록을 반환 (최신 메시지 시간 기준 내림차순)
+     */
+    @Query(
+        value = """
+            SELECT c FROM ChatRoom r
+            JOIN r.participants pu
+            JOIN r.participants pc
+            JOIN pc.character c
+            LEFT JOIN r.messages m
+            WHERE pu.member = :member
+              AND pu.participantType = kr.co.vividnext.sodalive.chat.room.ParticipantType.USER
+              AND pu.isActive = true
+              AND pc.participantType = kr.co.vividnext.sodalive.chat.room.ParticipantType.CHARACTER
+              AND pc.isActive = true
+              AND r.isActive = true
+            GROUP BY c.id
+            ORDER BY COALESCE(MAX(m.createdAt), r.createdAt) DESC
+        """
+    )
+    fun findRecentCharactersByMember(
+        @Param("member") member: Member,
+        pageable: Pageable
+    ): List<ChatCharacter>
 }

src/main/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterService.kt

@@ -11,6 +11,7 @@ import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterHobbyRepo
 import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterRepository
 import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterTagRepository
 import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterValueRepository
+import kr.co.vividnext.sodalive.member.Member
 import org.springframework.data.domain.PageRequest
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
@@ -26,12 +27,11 @@ class ChatCharacterService(
 
     /**
      * 최근에 대화한 캐릭터 목록 조회
-     * 현재는 채팅방 구현 전이므로 빈 리스트 반환
      */
     @Transactional(readOnly = true)
-    fun getRecentCharacters(): List<ChatCharacter> {
-        // 채팅방 구현 전이므로 빈 리스트 반환
-        return emptyList()
+    fun getRecentCharacters(member: Member?, limit: Int = 10): List<ChatCharacter> {
+        if (member == null) return emptyList()
+        return chatCharacterRepository.findRecentCharactersByMember(member, PageRequest.of(0, limit))
     }
 
     /**

src/main/kotlin/kr/co/vividnext/sodalive/configs/SecurityConfig.kt

@@ -94,7 +94,7 @@ class SecurityConfig(
             .antMatchers("/ad-tracking/app-launch").permitAll()
             .antMatchers(HttpMethod.GET, "/notice/latest").permitAll()
             .antMatchers(HttpMethod.GET, "/api/chat/character/main").permitAll()
-            .antMatchers(HttpMethod.GET, "/api/chat/list").permitAll()
+            .antMatchers(HttpMethod.GET, "/api/chat/room/list").permitAll()
             .anyRequest().authenticated()
             .and()
             .build()