Super Junior Choi Siwon is leaving for Japan to attend SM Town Live 2019 Tokyo (SMTOWN LIVE 2019 in TOKYO) through Gimpo International Airport on the afternoon of the 2nd.
About Choi Siwon
Choi Si-won, known mononymously as Siwon, is a South Korean singer, songwriter, model, and actor known for his work as a member of South Korean boy group Super Junior.
 Wikipedia