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Photo: photo: Qurren (talk) Taken with Canon IXY 430F (Digital IXUS 245 HS) · CC BY-SA 3.0 · Wikimedia Commons

Kawafuru Onsen

Gunma · 川古温泉

Kawafuru Onsen is a hot spring town in Gunma, Japan. The water leaves the ground at 39.9°C, comfortably warm. It measures pH 7.3 — close to neutral. Officially the water is classed as sulfate spring. Its sources put out around 230 litres a minute. 1 inns take visitors here with room for about 50 guests.

Getting there

From Tokyoabout 2 h

CarNot needed

JR PassCovers the train

1. Train to Gokan Station (JR)
2. Local bus, about 15 min

Fly into Haneda or Narita. Times are rough estimates worked out from station locations, not a timetable — check the exact route on Google Maps.

The water here

Sulfate spring 硫酸塩泉

Clear water with a faintly bitter taste. Known for holding heat.

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.

More on tattoos and onsen

Where to stay

Opens Rakuten Travel, which lists inns in English. Onsen Guide earns a commission if you book through these links, at no extra cost to you.

Hot spring towns nearby

Similar water elsewhere

Towns further away with the same kind of water — useful if this one is hard to reach or fully booked.

The numbers

Water temperature

39.9°C

pH

7.3 (close to neutral)

Discharge

230 litres a minute

Inns

1

Guest capacity

50

Address in Japanese

群馬県利根郡みなかみ町相俣

Figures from the town's Japanese Wikipedia article.

Where it is

36.7586, 138.8853 — open the map

Read more

Japanese Wikipedia