■Online reservations can be made up to 2 days in advance. Last minute reservations can be made by phone, but we recommend that you make your reservation as early as possible if you have already made plans.
■Please call for same-day reservations.
■The number of minutes indicated in the menu name is the treatment time.
■If you haven't received a confirmation email for your reservation, please check your security settings, spam filter settings, and spam folder.
■Reservations can also be made by e-mail>>izuaioi@thedayspa.jp
■Izusan Spa AIOI is available only for guests staying at Izusan Atami Karaku.