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Nakanojo, Gunma / 四万温泉

Shima Onsen

A long, narrow hot-spring village of five districts along the clear Shima River, a traditional healing spa said to cure "40,000 ailments", with no traffic lights or convenience stores in sight.

A clear blue-green river running past hot-spring inns below green mountains
Shima Onsen and the Shima River (photo taken September 2013)Photo: Kentaro Ohno / Wikimedia Commons, CC BY 2.0 (resized) · License · Source

Last official check

2 Oct 2026

Traveler reports

0

Reports open in Phase 2

Next scheduled check

24 Dec 2026

Decide before you go

A short summary made from the official facts below. Check the rows for details.

Getting there
Train / Bus / Car

Before you go

Only facts we confirmed on official sources are shown. Anything else is listed under “Not yet confirmed”.

Opening hours

The public baths (Kami-no-yu, Kawara-no-yu and Gomuso-no-yu) are open 9:00-15:00.

Checked 1 Oct 2026 on a tourism board site
Getting there

About 40 minutes by bus from Nakanojo Station (JR Agatsuma Line); about 60 minutes by car from Shibukawa-Ikaho IC.

Checked 25 Sept 2026 on a tourism board site
Parking

About 80 free spaces in the village.

Checked 25 Sept 2026 on a tourism board site
Not yet confirmed

Closed, Admission, Payment, Accessibility

we have not confirmed this on an official source yet. Check with the spot before you go.

Found wrong or outdated information? Let us know

Address: Nakanojo, Gunma (Japanese address: 群馬県中之条町四万4379)

Official site: https://nakanojo-kanko.jp/shima/

Location

Smaller pins are other spots nearby.

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Nearby spots

Distances are straight-line distances, not travel distances.

Crowds

Best time to visit

In the evening you can watch the sun set between the mountains from Lake Okushima, and the colour of the lake water changes with the time of day and the light (Nakanojo tourism association).

Checked 2 Oct 2026 on a tourism board site
Not yet confirmed

Crowd level, Peak time, Busiest days, Busiest season

no official source yet, and not enough traveler reports.

Latest traveler report
None yet

Traveler crowd data by time of day appears after 5 traveler reports (0 so far).

You can check typical busy hours in Google Maps ("Popular times" on the place's page). Open this spot in Google Maps

Visiting respectfully

  • Local etiquetteThe village has five districts (Hinatami, Yuzuriha, Arayu, Yamaguchi and Onsenguchi), with old-style cafes and game parlours.Checked 25 Sept 2026 on a tourism board site

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