Wayfinder Atlas

Oyasukyo Gorge Daifunto

In Japanese: 小安峡大噴湯
Open by month

Partly closed in January: Gorge path closed in winter (about early Nov to late April); view from the bridge. New Year (Dec 29 – Jan 3): shorter hours or partly closed.

Partly closed in February: Gorge path closed in winter (about early Nov to late April); view from the bridge.

Partly closed in March: Gorge path closed in winter (about early Nov to late April); view from the bridge.

Partly closed in April: Gorge path closed in winter (about early Nov to late April); view from the bridge.

Open in May. No seasonal closure recorded.

Open in June. No seasonal closure recorded.

Open in July. No seasonal closure recorded.

Open in August. No seasonal closure recorded.

Open in September. No seasonal closure recorded.

Open in October — at its best.

Partly closed in November: Gorge path closed in winter (about early Nov to late April); view from the bridge.

Partly closed in December: Gorge path closed in winter (about early Nov to late April); view from the bridge. New Year (Dec 29 – Jan 3): shorter hours or partly closed.

Checked against the official site on 2026-10-12.

Oyasukyo Gorge Daifunto
Photo: 8-Forest / CC BY-SA 3.0, resized

A V-shaped gorge 60 m deep where boiling water and steam shoot out from cracks in the rock wall, seen from a riverside path.

Yuzawa Geopark

Nearby

Travel times are rough estimates by car.

Plan by month in the app →

Best time
October
Closed or limited
Gorge path closed in winter (about early Nov to late April); view from the bridge
Getting there
Ugo Kotsu bus from JR Yuzawa Sta. about 55 min to 'Kawarayu'
Fee
Free
Good to know
Path may close when the river is high; you can still look down from Kawarayu Bridge
Time needed
1 h

Checked against the official Japanese website on 2026-10-12. Report outdated info