Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Sakaemachi Onsen is also located in Amagasaki, Hyogo prefecture. Sodium-chloride water rises here at 41°C, feeding an indoor bath and an outdoor rotenburo, with an on-site sauna.
Insider tip — Sakaemachi, the prosperous town district, has historically been a working-class hub in the Hanshin industrial corridor, and this sento has served its community for generations. The kuro-yu black spring water is typical of the deep marine sediment aquifers under greater Osaka Bay.