A collaboration between “Re:Zero—Starting Life in Another World” and the “Oshiage Onsen Daikokuyu” public bathhouse in Oshiage, Tokyo, will take place from October 17 to November 9, 2026, featuring an exclusive pre-release sale of merchandise depicting Emilia, Rem, and others fresh out of the bath. Visitors can enjoy bath tickets that come with a tenugui towel, daily rotating collaboration herbal baths, decorations on the noren curtains and bathroom tiles, and a collaboration menu at Kogane Kitchen on the second floor of Kogane-yu.