Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Located in Fujisaki, Aomori, Kiryu Onsen; Tama no Yu offers a soak in thermal sodium-chloride water at 40°C, with an indoor bath, open-air outdoor bath and sauna.
Insider tip — 'Tama no Yu' (jewel spring) at Kiryu Onsen in Fujisaki-cho — a small Tsugaru area town whose name means 'wisteria-blooming cape.' Deep in Japan's apple country, this unpretentious neighbourhood bath serves the agricultural families of the Tsugaru plain with consistently warm, saline artesian waters.