BTS is a Korean boy band with seven members who debuted in 2013 under Big Hit Entertainment. Also known as Bangtan Boys, they won Artist of the Year at the 2016 Mnet Asian Music Awards and several New Artist of the Year awards.
Seventeen is a Korean male group under Pledis Entertainment in 2015. Consisting of thirteen members, they were divided into three sub-units: Hip-Hop Unit, Vocal Unit, and Performance Unit. Its official fan club name is Carat.
EXO is a Korean-Chinese boy group with originally twelve members under S.M. Entertainment who debuted in 2012. XOXO, their first album, won Album of the Year at the Mnet Asian Music Awards. They received 23 Daesang Awards.
NCT, which stands for Neo Culture Technology, is a South Korean boy group consisting of 18 members formed by SM Entertainment. The group is divided into multiple sub-unit and debuted in different dates.