Verified in Japan

Minakami, Gunma / 法師温泉

Hoshi Onsen

A secluded single-inn hot spring in Joshin'etsu Kogen National Park, where the water wells up naturally from beneath the bath itself, inside a wooden building registered as a Tangible Cultural Property.

A clear stream running between snow-covered banks, lined by long old wooden inn buildings in a snowy mountain valley
The stream at Hoshi Onsen in winter (photo taken December 2022)Photo: ウィキ太郎 (Wiki Taro) / Wikimedia Commons, CC0 1.0 (resized) · Terms of use · Source

Last official check

25 Sept 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
Car

Before you go

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

Getting there

About 40 minutes by car from Tsukiyono IC (Kan-etsu Expressway).

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

Opening hours, Closed, Admission, Parking, Payment, Accessibility

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

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Address: Minakami, Gunma (Japanese address: 群馬県みなかみ町永井６５０)

Official site: https://gunma-kanko.jp/spots/777

Location

Smaller pins are other spots nearby.

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Nearby spots

Distances are straight-line distances, not travel distances.

Crowds

Not yet confirmed

Crowd level, Best time to visit, 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

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