WINNER Kang Seung-yoon poses at the launching photo wall event held at a store in Sinsa-dong, Gangnam-gu, Seoul on the afternoon of the 7th.
About WINNER
Winner, is a South Korean boy band consisting of four members: Jinwoo, Seunghoon, Mino and Seungyoon. The band was formed in 2013 by YG Entertainment through Mnet's survival program WIN: Who Is Next leading to their official debut on August 17, 2014, with studio album 2014 S/S.
 Wikipedia