From July 20th to August 18th, Highside will host a limited-time pop-up shop at Shonan T-SITE, titled "Pure Sparkle. Summer White ICE-WATCH x WHITE AQUA." This event is a collaboration between "WHITE AQUA," Highside's medicated whitening cosmetic line, and the "ICE duo chic" summer collection, released on June 14th by Beayoncool's "ICE-WATCH," featuring a special White Aqua colorway.

The pop-up shop is currently showcasing and selling the full WHITE AQUA series—medicated whitening lotion, gel, and spot cream—alongside ICE-WATCH's "ICE duo chic" collection, with a focus on the White Aqua color. Product seminars are also being held.