Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
BicarbonatesSodiumCalcium
Nomi Onsen draws visitors to the Nomi city area of Ishikawa Prefecture, a district long known for its Kutaniyaki porcelain tradition, in which vivid overglaze enamels in bold reds, yellows, and greens have been applied to fine ceramics since the seventeenth century. The sodium-bicarbonate spring water is prized for its alkaline, skin-smoothing properties, offering a warm counterpoint to the cool mountain air of the coastal hills separating Nomi from the Sea of Japan. Bathing in these mineral waters while staying in a local inn surrounded by Kutani ceramics connects thermal wellness to one of Japan's most distinctive regional craft traditions.
Insider tip — Nomi Onsen is set in the rolling agricultural plains of southern Ishikawa Prefecture, an area historically known for its Kutani porcelain workshops. The bicarbonate spring water, slightly alkaline and softening to the skin, is piped into a modest community bathhouse that has served local residents and ceramics artisans for generations. Pair a soak with a visit to nearby Kutani ware galleries in the afternoon.