Y&Z Project, Youkyung Zune

  AZM, 에이지엠 (AZM), Eunji, Youkyung, Suhyun,  Yejin, Seoyeon

  Azer, 아째르 (Azer), Youkyung, Juyeon, Jaein, Mijeong, Minseo, Yujin, Soyeon

  AOA, 에이오에이 (AOA), Ace Of Angels (AOA), AOA Black, 에이오에이 Black (AOA Black), ChoA, Jimin, Yuna, Youkyung, Mina

  A.Z.M, A to Z Music (A.Z.M), Eunji, Lok, Youkyung, Suhyun,  Kang Seoyeon, Lee Yejin, Sowon