Two X (Korean: ; an acronym for Top (T), Win(W), One(O), and X signifying multiply) is a South Korean quintet girl group. The group consists of JiU (Leader, Main Vocalist), Eun (Vocalist), Surin (Vocalist), and Eunyoung (Rapper and the maknae); Minjoo(Rapper) is former-member. The group debuted on August 16th, 2012, at Mnet MCountdown Music Show.Two X4 () TWO X2012816M!CountDown TWO X TopWinOne X