Nishizawa Gorge
Open by month
Closed in January. Trail closed Dec 1 to late April. New Year (Dec 29 – Jan 3): closed.
Closed in February. Trail closed Dec 1 to late April.
Closed in March. Trail closed Dec 1 to late April.
Partly closed in April: Trail closed Dec 1 to late April.
Open in May — at its best. Rhododendrons early–mid May; autumn leaves mid-October to early November.
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. Rhododendrons early–mid May; autumn leaves mid-October to early November.
Open in November. No seasonal closure recorded.
Closed in December. Trail closed Dec 1 to late April. New Year (Dec 29 – Jan 3): closed.
Checked against the official site on 2026-10-12.

A gorge trail past a chain of clear pools and falls, highlighted by the emerald five-tier Nanatsugama Godan Falls.
Chichibu-Tama-Kai National Park
Nearby
- Nakatsukyo Gorge ≈ 40 min by car
- Mt. Mizugaki ≈ 40 min by car
- Mitsumine Shrine ≈ 40 min by car
- Mt. Daibosatsu ≈ 40 min by car
- Erinji Temple ≈ 45 min by car
Travel times are rough estimates by car.
- Best time
- May, October — Rhododendrons early–mid May; autumn leaves mid-October to early November
- Closed or limited
- Trail closed Dec 1 to late April
- Getting there
- Bus from JR Yamanashishi or Enzan Sta. about 60 min to 'Nishizawa Keikoku Iriguchi'
- Fee
- Free (parking charged in autumn)
- Good to know
- Narrow natural trail with rockfall risk; a helmet is recommended
- Time needed
- 4 h
Checked against the official Japanese website on 2026-10-12. Report outdated info