Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Standard buoyancy
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Soft water — natural, classic buoyancy.
BicarbonatesSodiumCalcium
Kumano Yunomine Grand is a thermal hotel in the Hongu area of Tanabe city, Wakayama Prefecture, situated in the ancient forest heart of the Kumano region — a UNESCO World Heritage Site — where siliceous hot spring waters emerge in proximity to Japan's oldest continuously used onsen, Yunomine, documented since the 7th century CE. The hotel's thermal facilities draw from the same geothermal system of the Kii granitic basement that feeds the sacred springs revered for over a millennium by pilgrims traversing the Kumano Kodo pilgrimage routes. Staying at Kumano Yunomine Grand places guests at the spiritual center of the Kumano sacred landscape, where the ancient cedar forests, rushing mountain rivers, and deeply sacred hot spring tradition of Japan converge in an atmosphere of extraordinary natural and cultural power.
Insider tip — Kumano Yunomine Grand is located in Yunomine, one of Japan's oldest documented hot spring villages in the sacred Kumano Hongu area of Wakayama. The bicarbonate waters of the Yunomine stream reportedly change color seven times a day as sulfur content shifts. UNESCO pilgrimage trails converge here, and the Tsuboyu bathing stone in the river is a registered World Heritage site.