Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Hitachinaka Onsen Kirakuri Bettei sits by the coast in Hitachinaka, Ibaraki prefecture. Its sodium-chloride water reaches 41°C with a pH of 7.3, alongside an indoor bath, an outdoor rotenburo and a sauna.
Insider tip — Kirakuri Bettei, the glittering jewel villa, brings a touch of luxury to Hitachinaka on the Ibaraki Pacific coast. Nearby Kairakuen, one of Japan three famous gardens, dazzles with plum blossoms in February, and the JAXA Tsukuba Space Center is a short drive inland for space enthusiasts.