Op.22 Y-Waltz: in Major is the first extended play by South Korean singer Jo Yu-ri. The EP was released by Wake One Entertainment on June 2, 2022, and contains five tracks, including the lead single "Love Shhh!".
On May 17, Wake One Entertainment announced Jo Yu-ri would be releasing her first extended play titled Op.22 Y-Waltz: in Major in June 2022.[1] A day later, it was announced that Op.22 Y-Waltz: in Major would be released in June 2 with "Love Shhh!" as the lead single.[2] On May 24, the track listing was released.[3] On May 30, a highlight medley teaser video was released.[4] The music video teaser for "Love Shhh!" was also released on the same day.[5] The EP alongside the music video for "Love Shhh!" was released on June 2.[6]
^Lee, Min-ji (May 17, 2022). "조유리, 6월 첫 미니앨범 '오프스 넘버 22 와이 왈츠'로 컴백 [공식]" [Jo Yu-ri, comeback in June with the first mini album 'Op.22 Y-Waltz: in Major' [Official]] (in Korean). Newsen. Archived from the original on June 10, 2022. Retrieved June 10, 2022 – via Naver.
^Kim, Ye-na (May 18, 2022). "조유리, 6월 2일 첫 솔로 미니 발매...타이틀곡은 '러브 쉿!'" [Jo Yuri releases her first solo mini on June 2nd...The title song is 'Love Shhh!'] (in Korean). X-port News. Archived from the original on June 10, 2022. Retrieved June 10, 2022 – via Naver.
^Park, Seo-hyun (May 24, 2022). "조유리, 시크+우아+청순 물오른 비주얼..미니 1집 트랙리스트 공개" [Jo Yu-ri, Chic + Elegant + Innocent Visual..1st Mini Album Tracklist Released] (in Korean). Herald Pop. Archived from the original on June 10, 2022. Retrieved June 10, 2022 – via Naver.
^Lee, Deok-haeng (May 30, 2022). "조유리, 타이틀곡 '러브 쉿!'→자작곡 'Opening' 미리듣기 오픈" [Jo Yu-ri, title song 'Love Shh!' → Pre-listening of self-composed song 'Opening' released] (in Korean). MT Star News. Archived from the original on May 30, 2022. Retrieved June 10, 2022 – via Naver.
^Oh, Yoon-ju (May 31, 2022). "조유리, 타이틀곡 '러브 쉿!' MV 티저...발랄+청량 매력" [Jo Yu-ri, title song 'Love Shh!' MV teaser...Lively + refreshing charm] (in Korean). My Daily. Archived from the original on June 10, 2022. Retrieved June 10, 2022 – via Naver.
^Jeong, Jeong-eun (June 2, 2022). "아이즈원 출신 조유리 컴백! 첫 미니앨범 '오프스 넘버 22 와이 왈츠'" [Jo Yu-ri from Iz*One is back! Her first mini album 'Op.22 Y-Waltz: in Major'] (in Korean). Korean Broadcasting System. Archived from the original on June 10, 2022. Retrieved June 10, 2022 – via Naver.
^ ab"2022년 23주차 Album Chart" [Week 23 of 2022 Album Chart]. Gaon Music Chart (in Korean). May 29 – June 4, 2022. Archived from the original on June 9, 2022. Retrieved June 10, 2022.
^Kim, Min-ji (June 2, 2022). "'컴백' 조유리 "무대 열심히 준비...긴장되고 기대돼" [N현장]" ['Comeback' Jo Yu-ri "I'm preparing hard for the stage...I'm nervous and looking forward to it" [N-Site]] (in Korean). News1. Archived from the original on June 10, 2022. Retrieved June 2, 2022 – via Naver.
