Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Shiki no Yakata, at Mukawa Onsen on Hokkaido, runs sodium-chloride thermal water at 39°C, with an indoor bath, an outdoor rotenburo and a sauna for visitors passing through.
Insider tip — 'Shiki no Yakata' (four seasons mansion) at Mukawa Onsen. Mukawa-cho made international palaeontology news with the discovery of one of Japan's most complete hadrosaur dinosaur skeletons (Mukawaryu). The onsen offers seasonal beauty year-round — lavender in summer, autumn foliage, crisp Hokkaido winter snow.