Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Suzumekan Onsen, or Koma Onsen Yokujo, is found in Sannohe, Aomori prefecture, in northern Japan. Sodium-chloride water at 41°C feeds an indoor bath and a rotenburo, with an on-site sauna.
Insider tip — The sparrow hall and horse-spring of Sannohe sit in a region of Aomori famous for horse breeding since feudal times. The saline water warms you after exploring the ancient Sannohe clan temples and the rugged Towada-Hachimantai highlands nearby.