diff --git a/src/main/java/cotato/csquiz/controller/SocketController.java b/src/main/java/cotato/csquiz/controller/SocketController.java
index 5959ed8b..4c077f30 100644
--- a/src/main/java/cotato/csquiz/controller/SocketController.java
+++ b/src/main/java/cotato/csquiz/controller/SocketController.java
@@ -29,35 +29,30 @@ public ResponseEntity<?> openCSQuiz(@RequestBody QuizOpenRequest request) {
         return ResponseEntity.ok().build();
     }
 
-    //문제 접근 허용
     @PatchMapping("/access")
     public ResponseEntity<?> accessQuiz(@RequestBody QuizSocketRequest request) {
         socketService.accessQuiz(request);
         return ResponseEntity.ok().build();
     }
 
-    //퀴즈 풀기 시작
     @PatchMapping("/start")
     public ResponseEntity<?> startQuiz(@RequestBody QuizSocketRequest request) {
         socketService.startQuiz(request);
         return ResponseEntity.ok().build();
     }
 
-    //문제 접근 차단
     @PatchMapping("/deny")
     public ResponseEntity<?> denyQuiz(@RequestBody QuizSocketRequest request) {
         socketService.denyQuiz(request);
         return ResponseEntity.ok().build();
     }
 
-    //퀴즈 풀기 닫기
     @PatchMapping("/stop")
     public ResponseEntity<?> stopQuiz(@RequestBody QuizSocketRequest request) {
         socketService.stopQuiz(request);
         return ResponseEntity.ok().build();
     }
 
-    //전체 문제 끄기
     @PatchMapping("/close/csquiz")
     public ResponseEntity<?> stopAllQuiz(@RequestBody QuizCloseRequest request) {
         socketService.stopAllQuiz(request);
diff --git a/src/main/java/cotato/csquiz/service/EducationService.java b/src/main/java/cotato/csquiz/service/EducationService.java
index de9350b4..67d14ab1 100644
--- a/src/main/java/cotato/csquiz/service/EducationService.java
+++ b/src/main/java/cotato/csquiz/service/EducationService.java
@@ -28,9 +28,7 @@ public class EducationService {
     private final SessionService sessionService;
     private final EducationRepository educationRepository;
 
-    //교육 추가
     public AddEducationResponse addEducation(AddEducationRequest request) {
-        //교원팀 권한인지 확인 TODO
         Session session = sessionService.findSessionById(request.getSessionId());
         checkEducationExist(session);
         Education education = Education.builder()
@@ -44,7 +42,6 @@ public AddEducationResponse addEducation(AddEducationRequest request) {
                 .build();
     }
 
-    //교육이 이미 존재하면 예외 발생
     private void checkEducationExist(Session session) {
         Optional<Education> education = educationRepository.findEducationBySession(session);
         if (education.isPresent()) {
@@ -52,7 +49,6 @@ private void checkEducationExist(Session session) {
         }
     }
 
-    //교육 상태(오픈여부) 가져오기
     public GetStatusResponse getStatus(long educationId) {
         Education education = findEducation(educationId);
         return GetStatusResponse.builder()
diff --git a/src/main/java/cotato/csquiz/service/GenerationService.java b/src/main/java/cotato/csquiz/service/GenerationService.java
index fe13e1ce..2218cf15 100644
--- a/src/main/java/cotato/csquiz/service/GenerationService.java
+++ b/src/main/java/cotato/csquiz/service/GenerationService.java
@@ -62,6 +62,7 @@ public List<GenerationInfoResponse> getGenerations() {
                 .map(GenerationInfoResponse::from)
                 .toList();
     }
+
     private void checkPeriodValid(LocalDate startDate, LocalDate endDate) {
         if (endDate.isBefore(startDate)) {
             log.info("날짜 오류");