The pop-up store opening ceremony was held at the Seoul Banyan Tree Club & Spa Seoul Krystal Jung Ballroom Foyer in Seoul on the morning of November 8.
On that day, Yoon Kye-sang attended.
Jung Yu-jin
About Yoon Kye-sang
Yoon Kye-sang is a South Korean actor and singer. He began his career in 1999 as part of the K-pop boy band g.o.d, then left the group in 2004 and pursued an acting career.
 Wikipedia