Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
BicarbonatesSodiumCalcium
Minami-Echizen Onsen in Minami-Echizen town, Fukui Prefecture, occupies a narrow coastal valley where the Kinojo River descends steeply through the forested mountains of the Echizen coast to join the sea at a point where the ancient Hokuriku highway linked the capital Kyoto with the distant provinces of the north. The chloride-rich spring water flows warm and mineral-laden, traditionally prized for its potent warming effect on bodies chilled by the cold, damp winters of this rugged coastal stretch facing the Sea of Japan. The nearby Echizen Coast Quasi-National Park, with its dramatic sea cliffs, sea caves, and colonies of Japanese puffins, gives Minami-Echizen a spectacular natural context for thermal bathing.
Insider tip — Minami-Echizen Onsen lies in the deeply folded mountains of southern Fukui Prefecture, where the ancient Hokuriku road once connected Kyoto to the Japan Sea coast through snow-buried passes. The bicarbonate spring water, emerging at 40°C amid dense cedar forest, has long warmed travellers and pilgrims navigating these notoriously wintry highland routes. The rustic bathhouse retains much of its traditional timber architecture, providing an atmospheric counterpoint to modern Japan.