Cosmic Girls (Hangul: 우주소녀; Hanja: 宇宙少女; RR: Uju Sonyeo; Chinese: 宇宙少女; pinyin: Yǔzhòushàonǚ), also known as WJSN, is a South Korean-Chinese girl group formed by Starship Entertainment and Yuehua Entertainment. The group debuted on February 25, 2016 with the extended play Would You Like? and with twelve members: Seola, Xuanyi, Bona, Exy, Soobin, Luda, Dawon, Eunseo, Cheng Xiao, Meiqi, Yeoreum and Dayoung. In July 2016, Cosmic Girls added a thirteenth member, Yeonjung, to the group.