Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Tomioka Onsen Center is located in Hakodate, Hokkaido. Sodium-chloride water reaches 42°C here, distributed between an indoor bath and an outdoor rotenburo, with a sauna available.
Insider tip — Tomioka Onsen Center serves the western Tomioka residential district of Hakodate at very affordable prices. The unpretentious bathhouse is exactly the kind of neighbourhood onsen that locals rely on daily and tourists rarely discover.