Takarayu is a neighbourhood bathhouse in Wakamiya, Nakano, six minutes from Nogata Station, whose water was certified as a natural hot spring in 2025. It has an auto-löyly stone sauna and a humid comfort sauna with a TV, which swap between the men's and women's sides every month, and a radon cold bath of ultra-soft water treated with Bad Gastein ore. There is also an open-air silky bath and a carbonated bath. Sauna ¥500 on top of ¥550 entry. Open 13:00–24:00, closed Mondays; tattoos allowed.
Amenities
Sauna Rituals
Cold Plunge
Private Sauna Available
Opening Hours
Monday: Closed; Tuesday to Sunday: 1:00 PM – 12:00 AM