Rich in active gases or metals — a strong mineral character.
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
SoufreSulfuresSulfates
Yanagibashi Ashiyu, in Shirahama, Wakayama Prefecture, offers sulfurous thermal water at 65°C (pH 6.5). An indoor bath, an outdoor rotenburo and a sauna are available on site.
Insider tip — A free public foot bath (ashiyu) at Yanagibashi in Shirahama, one of Japan's oldest onsen destinations — mentioned in the 7th-century Man'yōshū poetry anthology. A perfect 15-minute soak while exploring Shirahama's numerous free seafront baths.