WAK Co., Ltd. announced that popular South Korean actor and artist Seo In-guk has been appointed as the official model for its new skincare brand, 'FOUNDUE'. The brand aims to bring out the natural beauty of the skin. To celebrate its full-scale launch in Japan, a one-night-only large-scale launch showcase will be held on July 9, 2026, at SGC Hall Ariake in Tokyo, featuring special performances and exclusive programs.