Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
BicarbonatesSodiumCalcium
Noetsu Onsen in Anamizu, Ishikawa Prefecture, lies near the base of the Noto Peninsula at the point where the peninsula's mountainous spine descends to the sheltered waters of Nanao Bay, a natural harbour that has supported fishing communities for centuries. The chloride-rich mineral waters of this compact onsen town provide warming, mineral-rich baths that ease the fatigue of fishermen returning from the bay and agricultural workers from the surrounding rice paddies of this UNESCO-recognised rural landscape. Like many Noto Peninsula onsen communities, Noetsu continues a resilient tradition of communal bathing culture that has helped sustain social bonds and physical wellbeing through the challenges of a geographically isolated, climate-tested coastal existence.
Insider tip — Noetsu Onsen sits near Anamizu Bay on the inner Noto Peninsula, where fishing villages dot the shoreline and the winter wind carries a saline edge. The bicarbonate spring water feels silky against the skin, a quality attributed to the deep Noto limestone strata through which it passes. The small public bathhouse is a genuine local gathering spot, favoured by fishermen returning from early morning hauls.