Onf

ONF (pronounced as On and Off) is a South Korean boy group formed and managed by WM Entertainment. Originally debuting as a seven-piece group on August 3, 2017 with their EP, the group is now composed of six members: Hyojin, E-Tion, J-Us, Wyatt, MK and U. The group's youngest member, Laun, left the group on August 23, 2019, shortly before the group's fourth extended play Go Live. Since their debut, ONF has since released five Korean extended plays, a full-length album, and two Japanese singles following their Japanese debut on August 1, 2018.