Relaxing — deep, immediate muscle release.
Loaded with major ions — the essential minerals (Ca, Mg).
Dense, salty water — you float without effort.
Shinbutsu Onsen welcomes bathers in Otaru, Hokkaido around sodium-chloride water, typical of the area's onsen. The water emerges at around 39°C. Facilities include an indoor bath, an open-air bath (rotenburo) and a sauna. A simple spot, valued for its neighbourhood feel.