Photo: unknown · CC BY-SA 3.0 · Wikimedia Commons
Aizankei Onsen
Aizankei Onsen is a hot spring town in Hokkaido, Japan. The water leaves the ground at 44.2°C, hot. It measures pH 6.3 — close to neutral. Officially the water is classed as bicarbonate spring and sulfate spring. 2 inns take visitors here.
Getting there
- Train to Kamikawa Station (JR)
- By car or taxi, about 50 min
The water here
Bicarbonate spring
Smooth, slightly slippery water. Often nicknamed bihada-no-yu, the water for beautiful skin.
Sulfate spring
Clear water with a faintly bitter taste. Known for holding heat.
More photographs
From Wikimedia Commons. Tap a photo for the photographer and licence.
Things to see nearby
Places from Wikidata, photographs from Wikimedia Commons. Distances are in a straight line from the town.
With tattoos
Many public baths still turn away visible tattoos, and the rule is set by each bath, not by the town. The reliable way round it is to bathe privately: a room with its own open-air bath, or an inn with a private bath you can book for yourselves.
Where to stay
Hot spring towns nearby
Similar water elsewhere
The numbers
- Water temperature
- 44.2°C
- pH
- 6.3 (close to neutral)
- Inns
- 2
- Address in Japanese
- 北海道上川郡上川町字愛山渓 {{Location map | Japan Hokkaido | relief = 1 | caption = | width =
Figures from the town's Japanese Wikipedia article.
Where it is
43.7194, 142.8153 — open the map
Read more
Planning a first soak? Read how an onsen stay works, and what to do if you have tattoos.