AOA (Hangul: 에이오에이; an acronym for Ace of Angels) is a South Korean girl group formed by FNC Entertainment. Initially, AOA debuted as an eight-member girlband that consisted of Choa, Jimin, Yuna, Youkyung, Chanmi, Hyejeong, Seolhyun, and Mina. Currently, AOA is promoting as a six-member idol girl group following Choa's departure in June 2017.