Gangkiz (Hangul: 갱키즈) was a South Korean girl group formed by Core Contents Media. Consisting of members Jihyun, Sooeun, Hae-in, Somin, Eunbyul, Esther, and Hyeji, the group debuted in May 2012, with their first extended play, We Became Gang. In April 2013, it was revealed that all members, with the exception of Esther and Hyeji, had departed the group. The remaining members are presumed to have disbanded sometime in 2014. No official announcement regarding the group's dissolution was ever made.