Group Wanna One Kim Jae-hwan and Park Woojin attended the 'Reebok Classic X Wanna One Fan event' held at Sejong University in Gwangjin-gu, Seoul on the afternoon of the 11th.
news report
About Park Woo-jin
Park Woo-jin, better known mononymously as Woojin, is a South Korean rapper, singer and songwriter. He placed sixth in the second season of Produce 101, becoming a member of the project group Wanna One. He is a member of the boy group AB6IX.
 Wikipedia