FOUNDUE x Seo In-guk Facial Treatment Mask Second Sale Launches June 5 with New Prizes

WAK Co., Ltd. (Tokyo; CEO: Asami Itosu) announced a second sales round for the 'FOUNDUE FACIAL TREATMENT MASK,' the debut product of its skincare brand FOUNDUE, which features Korean actor and artist Seo In-guk as official model. Following strong demand that sold out the first round, the second sale opens June 5, 2026 at 21:00 JST exclusively on the WAK+ Online Store. Free membership registration is required to purchase. The product ties into the live event 'FOUNDUE: THE FIRST FOUNDATION,' scheduled for July 9, 2026 at SGC Hall Ariake, Tokyo. New lottery prizes for second-sale buyers include: WAK+ Prize A - autograph session plus high-touch rights for 20 winners (10 per session); WAK+ Polaroid Prize - one-on-one Polaroid shoot rights for 10 winners (5 per session). All buyers receive an exclusive photocard unique to the mask box edition. Each box also features Seo In-guk's printed signature and a randomly assigned special message, while the mask sheet itself carries a signature design. Brand concept: 'The foundation your skin deserves.'