diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/ChatCharacter.kt b/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/ChatCharacter.kt
index 4d2e11b..de39635 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/ChatCharacter.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/ChatCharacter.kt
@@ -75,13 +75,13 @@ class ChatCharacter(
     @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY, orphanRemoval = true)
     var tagMappings: MutableList<ChatCharacterTagMapping> = mutableListOf()
 
-    @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY)
+    @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY, orphanRemoval = true)
     var valueMappings: MutableList<ChatCharacterValueMapping> = mutableListOf()
 
-    @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY)
+    @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY, orphanRemoval = true)
     var hobbyMappings: MutableList<ChatCharacterHobbyMapping> = mutableListOf()
 
-    @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY)
+    @OneToMany(mappedBy = "chatCharacter", cascade = [CascadeType.ALL], fetch = FetchType.LAZY, orphanRemoval = true)
     var goalMappings: MutableList<ChatCharacterGoalMapping> = mutableListOf()
 
     // 태그 추가 헬퍼 메소드
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterService.kt b/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterService.kt
index 9f1b1cd..8cc3076 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterService.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterService.kt
@@ -172,6 +172,66 @@ class ChatCharacterService(
         goals.forEach { addGoalToCharacter(chatCharacter, it) }
     }
 
+    /**
+     * 가치관 매핑 증분 업데이트
+     */
+    @Transactional
+    fun updateValuesForCharacter(chatCharacter: ChatCharacter, values: List<String>) {
+        val desired = values.distinct()
+        val current = chatCharacter.valueMappings.map { it.value.value }
+        val toAdd = desired.filterNot { current.contains(it) }
+        toAdd.forEach { addValueToCharacter(chatCharacter, it) }
+        if (chatCharacter.valueMappings.isNotEmpty()) {
+            val iterator = chatCharacter.valueMappings.iterator()
+            while (iterator.hasNext()) {
+                val mapping = iterator.next()
+                if (!desired.contains(mapping.value.value)) {
+                    iterator.remove() // orphanRemoval=true 이므로 매핑 엔티티 삭제 처리
+                }
+            }
+        }
+    }
+
+    /**
+     * 취미 매핑 증분 업데이트
+     */
+    @Transactional
+    fun updateHobbiesForCharacter(chatCharacter: ChatCharacter, hobbies: List<String>) {
+        val desired = hobbies.distinct()
+        val current = chatCharacter.hobbyMappings.map { it.hobby.hobby }
+        val toAdd = desired.filterNot { current.contains(it) }
+        toAdd.forEach { addHobbyToCharacter(chatCharacter, it) }
+        if (chatCharacter.hobbyMappings.isNotEmpty()) {
+            val iterator = chatCharacter.hobbyMappings.iterator()
+            while (iterator.hasNext()) {
+                val mapping = iterator.next()
+                if (!desired.contains(mapping.hobby.hobby)) {
+                    iterator.remove() // orphanRemoval=true 이므로 매핑 엔티티 삭제 처리
+                }
+            }
+        }
+    }
+
+    /**
+     * 목표 매핑 증분 업데이트
+     */
+    @Transactional
+    fun updateGoalsForCharacter(chatCharacter: ChatCharacter, goals: List<String>) {
+        val desired = goals.distinct()
+        val current = chatCharacter.goalMappings.map { it.goal.goal }
+        val toAdd = desired.filterNot { current.contains(it) }
+        toAdd.forEach { addGoalToCharacter(chatCharacter, it) }
+        if (chatCharacter.goalMappings.isNotEmpty()) {
+            val iterator = chatCharacter.goalMappings.iterator()
+            while (iterator.hasNext()) {
+                val mapping = iterator.next()
+                if (!desired.contains(mapping.goal.goal)) {
+                    iterator.remove() // orphanRemoval=true 이므로 매핑 엔티티 삭제 처리
+                }
+            }
+        }
+    }
+
     /**
      * 캐릭터 저장
      */
@@ -441,18 +501,15 @@ class ChatCharacterService(
         }
 
         if (request.values != null) {
-            chatCharacter.valueMappings.clear()
-            addValuesToCharacter(chatCharacter, request.values)
+            updateValuesForCharacter(chatCharacter, request.values)
         }
 
         if (request.hobbies != null) {
-            chatCharacter.hobbyMappings.clear()
-            addHobbiesToCharacter(chatCharacter, request.hobbies)
+            updateHobbiesForCharacter(chatCharacter, request.hobbies)
         }
 
         if (request.goals != null) {
-            chatCharacter.goalMappings.clear()
-            addGoalsToCharacter(chatCharacter, request.goals)
+            updateGoalsForCharacter(chatCharacter, request.goals)
         }
 
         // 추가 정보 설정 - 변경된 데이터만 업데이트