diff --git a/src/main/java/com/moabam/api/domain/coupon/repository/CouponManageRepository.java b/src/main/java/com/moabam/api/domain/coupon/repository/CouponManageRepository.java
index 8d916802..400c7232 100644
--- a/src/main/java/com/moabam/api/domain/coupon/repository/CouponManageRepository.java
+++ b/src/main/java/com/moabam/api/domain/coupon/repository/CouponManageRepository.java
@@ -39,10 +39,6 @@ public Set<Long> range(String couponName, long start, long end) {
 			.collect(Collectors.toSet());
 	}
 
-	public Long queueSize(String couponName) {
-		return zSetRedisRepository.size(requireNonNull(couponName));
-	}
-
 	public void deleteQueue(String couponName) {
 		valueRedisRepository.delete(requireNonNull(couponName));
 	}
diff --git a/src/main/java/com/moabam/api/infrastructure/redis/ZSetRedisRepository.java b/src/main/java/com/moabam/api/infrastructure/redis/ZSetRedisRepository.java
index d38a1cf3..d16b6456 100644
--- a/src/main/java/com/moabam/api/infrastructure/redis/ZSetRedisRepository.java
+++ b/src/main/java/com/moabam/api/infrastructure/redis/ZSetRedisRepository.java
@@ -30,8 +30,4 @@ public Set<Object> range(String key, long start, long end) {
 			.opsForZSet()
 			.range(key, start, end);
 	}
-
-	public Long size(String key) {
-		return redisTemplate.opsForZSet().size(key);
-	}
 }
diff --git a/src/test/java/com/moabam/api/application/coupon/CouponManageServiceTest.java b/src/test/java/com/moabam/api/application/coupon/CouponManageServiceTest.java
index ea69c9da..d7e25d43 100644
--- a/src/test/java/com/moabam/api/application/coupon/CouponManageServiceTest.java
+++ b/src/test/java/com/moabam/api/application/coupon/CouponManageServiceTest.java
@@ -60,7 +60,7 @@ void init_success() {
 		assertThatNoException().isThrownBy(() -> couponManageService.init());
 	}
 
-	@DisplayName("10명ㅗ두 쿠폰 발행이 성공적으로 된다.")
+	@DisplayName("10명의 사용자가 쿠폰 발행을 성공적으로 한.")
 	@MethodSource("com.moabam.support.fixture.CouponFixture#provideValues_Long")
 	@ParameterizedTest
 	void issue_all_success(Set<Long> values) {
@@ -76,7 +76,6 @@ void issue_all_success(Set<Long> values) {
 		couponManageService.issue();
 
 		// Then
-		verify(couponManageRepository).queueSize(any(String.class));
 		verify(couponWalletRepository, times(10)).save(any(CouponWallet.class));
 		verify(notificationService, times(10))
 			.sendCouponIssueResult(any(Long.class), any(String.class), any(String.class));
@@ -95,7 +94,6 @@ void issue_notStartAt() {
 		// Then
 		verify(couponManageRepository, times(0)).increaseIssuedStock(any(String.class));
 		verify(couponWalletRepository, times(0)).save(any(CouponWallet.class));
-		verify(couponManageRepository, times(0)).queueSize(any(String.class));
 		verify(couponManageRepository, times(0))
 			.range(any(String.class), any(long.class), any(long.class));
 		verify(notificationService, times(0))
@@ -118,7 +116,6 @@ void issue_stockEnd(Set<Long> values) {
 		couponManageService.issue();
 
 		// Then
-		verify(couponManageRepository).queueSize(any(String.class));
 		verify(couponManageRepository, times(10)).increaseIssuedStock(any(String.class));
 		verify(couponWalletRepository, times(0)).save(any(CouponWallet.class));
 		verify(notificationService, times(10))
diff --git a/src/test/java/com/moabam/api/domain/coupon/repository/CouponManageRepositoryTest.java b/src/test/java/com/moabam/api/domain/coupon/repository/CouponManageRepositoryTest.java
index 60bc1000..6d1b9798 100644
--- a/src/test/java/com/moabam/api/domain/coupon/repository/CouponManageRepositoryTest.java
+++ b/src/test/java/com/moabam/api/domain/coupon/repository/CouponManageRepositoryTest.java
@@ -78,27 +78,6 @@ void range_NullPointerException() {
 			.isInstanceOf(NullPointerException.class);
 	}
 
-	@DisplayName("대기열의 사이즈를 성공적으로 반환한다. - Long")
-	@Test
-	void queueSize_success() {
-		// Given
-		given(zSetRedisRepository.size(any(String.class))).willReturn(2L);
-
-		// When
-		Long actual = couponManageRepository.queueSize("CouponName");
-
-		// Then
-		assertThat(actual).isEqualTo(2L);
-	}
-
-	@DisplayName("쿠폰명이 Null인 대기열의 사이즈를 반환한다. - NullPointerException")
-	@Test
-	void queueSize_NullPointerException() {
-		// When & Then
-		assertThatThrownBy(() -> couponManageRepository.queueSize(null))
-			.isInstanceOf(NullPointerException.class);
-	}
-
 	@DisplayName("쿠폰 대기열을 성공적으로 삭제한다. - Void")
 	@Test
 	void deleteQueue_success() {
diff --git a/src/test/java/com/moabam/api/infrastructure/redis/ZSetRedisRepositoryTest.java b/src/test/java/com/moabam/api/infrastructure/redis/ZSetRedisRepositoryTest.java
index 2b5e60e2..0411008f 100644
--- a/src/test/java/com/moabam/api/infrastructure/redis/ZSetRedisRepositoryTest.java
+++ b/src/test/java/com/moabam/api/infrastructure/redis/ZSetRedisRepositoryTest.java
@@ -106,18 +106,4 @@ void range_less_success() {
 		// Then
 		assertThat(actual).hasSize(3);
 	}
-
-	@DisplayName("저장된 데이터 갯수를 조회한다. - Long")
-	@Test
-	void size_success() {
-		// Given
-		zSetRedisRepository.addIfAbsent(key, value + 1, 1, expireDays);
-		zSetRedisRepository.addIfAbsent(key, value + 2, 2, expireDays);
-
-		// When
-		Long actual = zSetRedisRepository.size(key);
-
-		// Then
-		assertThat(actual).isEqualTo(2);
-	}
 }