O is the second extended play by South Korean singer Yuju. It was released by Konnect Entertainment on March 7, 2023, and contains five tracks, including the lead single "Without U".
On February 14, 2023, Konnect Entertainment announced Yuju would be releasing her second extended play titled O on March 7, the promotional schedule was also released on the same day.[1] On February 16, the mood teaser video was released.[2] On February 27, the track listing was released with "Without U" announced as the lead single.[3] On March 1, the highlight medley video was released.[4] Two days later, the music video teaser for lead single "Without U" was released.[5]
^Yoon, Jun-ho (February 14, 2023). "유주(YUJU), 3월 7일 컴백...14개월 만에 새 앨범" [YUJU, comeback on March 7th...New album in 14 months] (in Korean). Ten Asia. Retrieved March 3, 2023 – via Naver.
^Jeong, Ji-na (February 16, 2023). "유주, 신보 'O' 티저 공개..."긴 여정, 새로운 변화"" [Yuju unveils new album 'O' teaser..."A long journey, a new change"] (in Korean). Newsis. Archived from the original on March 3, 2023. Retrieved March 3, 2023 – via Naver.
^Im, Min-ji (February 27, 2023). "유주, 새 앨범 트랙리스트 공개..타이틀곡은 'Without U'(공식)" [Yuju unveils new album track list..The title song is 'Without U' (official)] (in Korean). Herald Pop. Archived from the original on March 3, 2023. Retrieved March 3, 2023 – via Naver.
^Kim, Bo-ra (March 1, 2023). "'O' 유주 "이번 앨범은 저의 작은 여행기"" ['O' Yuju "This album is my little travelogue"] (in Korean). Osen. Archived from the original on March 1, 2023. Retrieved March 3, 2023 – via Naver.
^Kim, Do-gon (March 3, 2023). "유주 'Without U', 깊어진 감성의 끝" [Yuju 'Without U', the end of deeper emotions] (in Korean). Sports Kyunghyang. Archived from the original on March 3, 2023. Retrieved March 3, 2023 – via Naver.