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Yubetsu Onsen Hokkaido

Yubetsu, Okhotsk, Hokkaido, Japan
Yubetsu Onsen Hokkaido
Location
Yubetsu, Okhotsk, Hokkaido, Japan
Water type
sodium chloride
Temperature
41 °C
pH
7.3

Water profile

Thermicity
Sedative
41 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Restorative
LowHigh

Loaded with major ions — the essential minerals (Ca, Mg).

Buoyancy
Effortless float
LowHigh

Dense, salty water — you float without effort.

SodiumChloruresBrome

Yubetsu Onsen Hokkaido is a thermal facility in Yubetsu Town on the Sea of Okhotsk coast of northeastern Hokkaido, a rural agricultural and fishing community in the Okhotsk Subprefecture whose low-lying coastal landscape of wetlands, dairy farms, and river estuaries provides critical habitat for migratory waterfowl and the magnificent tancho (red-crowned crane), the sacred bird of Japanese culture that breeds in Hokkaido's eastern wetlands and has recovered from near-extinction through dedicated conservation programs to a population of over 1,800 individuals in one of the most celebrated wildlife recovery stories in East Asian conservation history. The Yubetsu River flowing through the town supports salmon runs that attract both bears and the crane population in autumn, and the surrounding wetland landscape of the Okhotsk coastal plain is designated a Ramsar Convention wetland of international importance for its role in the migratory bird routes connecting Japan's Pacific coast to the breeding grounds of Siberia. The chloride thermal spring waters here warm visitors to a quiet Okhotsk coastal community whose crane conservation heritage, salmon river culture, and Sea of Okhotsk drift ice winter create the distinctive natural rhythm of northeastern Hokkaido's wetland and coastal environment, where simple community hot spring bathing connects the modern visitor to the elemental cycles of an extraordinary northern coast ecosystem.

Insider tip — Yubetsu stretches along the Yubetsu River delta where it meets the Sea of Okhotsk, a low-lying landscape of wetlands and dairy farms. The onsen draws saline water from deep beneath the coastal plain, providing mineral-rich bathing for the local agricultural community. The Yubetsu Wetland nearby is a Ramsar-designated marsh with abundant birdlife visible from observation platforms. The facility is simple and deeply local in character, with very modest entry fees.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 41 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features sodium chloride water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).