Pentagon (Hangul: 펜타곤, also stylized as PENTAGON or PTG) is a South Korean boy group formed by Cube Entertainment in 2016. The group consists of 10 members: Jinho, Hui, Hongseok, E'Dawn, Shinwon, Yan An, Yeo One, Yuto, Kino and Wooseok. They were introduced through the Mnet survival show Pentagon Maker. Pentagon released their self-titled debut mini album on October 10, 2016.