Rooftop hotel spa on Okaido that sells a separate visitor package for the open-air bath and sauna. The operator lists ¥1,400 weekday and ¥1,600 weekend standard day-use admission, with an additional morning package and towels included.
Amenities
Sauna Rituals
Cold Plunge
Private Sauna Available
Opening Hours
Day-use standard 15:00–23:00; last entry 22:00; morning 06:00–11:00