Ong Seong-wu of the group Wanna One departed for United States of America Los Angeles via the International Airport to attend Mnet's KCON 2018 LA on the afternoon of the 10th.
About Ong Seong-wu
Ong Seong-wu is a South Korean singer and actor. He is known for his participation in the survival reality show Produce 101 Season 2, where he finished in fifth place, and is a former member of the show's derivative boy group Wanna One.
 Wikipedia