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  4. Chichibu to Nakatsu River Hiking Route

Chichibu to Nakatsu River Hiking Route

Hiking · High Risk · 44 km · 10h 40m · 3 stops · 17 sightings · Saved July 4, 2026 · Last updated 8 hours ago
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0 views
2
Incidents in last 7 days
17
Incidents in last 30 days
2 days ago
Latest

Safety Summary

This 44 km route runs from Chichibu to Nakatsu River, passing through Saitama and Nagano. In the past 30 days, 17 bear sightings were reported within 5 km of the route. The past 7 days account for 2 of them. The latest sighting was reported 2 days ago near Chichibu Otaki, Saitama.

At this density of recent sightings, consider rescheduling or choosing a different trail until activity quiets.

Your Route

Route Profile

Highlights Along Your Route (1)

1 places within 1 km of your route, passing through Saitama, Nagano.

Nakatsu River
Moderate Risk

Nakatsu River

Saitama

169 incidents

Nakatsu River
Moderate Risk

Nakatsu River

Saitama

169 incidents

Route Timeline

|
S
Chichibu, Saitama
High Risk 20 km 4h 35m 17 sightings within 5 km
Chichibu Otaki, Saitama

Chichibu Otaki, Saitama

Official ·2 days ago

One bear was sighted in Otaki, Chichibu City, around 4:45 PM.

Chichibu, Saitama

News ·3 days ago
Chichibu, Saitama

Chichibu, Saitama

Official ·1 week ago
Show 14 more
Chichibu, Saitama

Within the Mitsumine area (near the Fujiiwa Tunnel)

Chichibu, Saitama

Official ·1 week ago
Chichibu, Saitama

A bear sighting was reported in Otaki, Chichibu City, on the morning of July 4.

Chichibu, Saitama

News ·1 week ago
Chichibu, Saitama

Chichibu, Saitama

Official ·1 week ago
Chichibu, Saitama

Within Ōtaki area of Chichibu City (near Mamayaki Bridge)

Chichibu, Saitama

Official ·1 week ago
Chichibu, Saitama

Chichibu, Saitama

Official ·3 weeks ago

Around 1:00 PM on June 19, a bear was sighted in Otaki, Chichibu City.

Chichibu, Saitama

News ·3 weeks ago
Chichibu, Saitama

Within Otaki area (near Futase Dam signal, Futase district)

Chichibu, Saitama

Official ·3 weeks ago
Chichibu, Saitama

Chichibu, Saitama

Official ·3 weeks ago
Chichibu, Saitama

Inside Ōtaki area (about 200 m before Futase Dam)

Chichibu, Saitama

Official ·3 weeks ago
Chichibu, Saitama

Chichibu, Saitama

Official ·3 weeks ago
Chichibu, Saitama

Within the Otaki area of Chichibu City (about 4 km before the Kameisaka Tunnel in the Kawamata district)

Chichibu, Saitama

Official ·3 weeks ago
Chichibu Mitsumine, Saitama

Chichibu Mitsumine, Saitama

Official ·3 weeks ago
Chichibu Mitsumine, Saitama

Within Mitsumine area, Chichibu City (near beneath the Mitsumine heliport)

Chichibu Mitsumine, Saitama

Official ·1 month ago
Chichibu Otaki, Saitama

Chichibu Otaki, Saitama

Official ·1 month ago
1
Chichibu, Saitama
Moderate Risk 24 km 6h 5m 9 sightings within 5 km
Chichibu Otaki, Saitama

Chichibu Otaki, Saitama

Official ·2 days ago

One bear was sighted in Otaki, Chichibu City, around 4:45 PM.

Chichibu, Saitama

News ·3 days ago
Chichibu, Saitama

A bear sighting was reported in Otaki, Chichibu City, on the morning of July 4.

Chichibu, Saitama

News ·1 week ago
Show 6 more
Chichibu, Saitama

Chichibu, Saitama

Official ·1 week ago
Chichibu, Saitama

Within Ōtaki area of Chichibu City (near Mamayaki Bridge)

Chichibu, Saitama

Official ·1 week ago

Around 1:00 PM on June 19, a bear was sighted in Otaki, Chichibu City.

Chichibu, Saitama

News ·3 weeks ago
Chichibu, Saitama

Chichibu, Saitama

Official ·3 weeks ago
Chichibu, Saitama

Within the Otaki area of Chichibu City (about 4 km before the Kameisaka Tunnel in the Kawamata district)

Chichibu, Saitama

Official ·3 weeks ago
Chichibu Otaki, Saitama

Chichibu Otaki, Saitama

Official ·1 month ago
G
Nakatsu River, Saitama
Total Distance: 44 km

When Are Bears Most Active?

Peak activity at 12:00 with 2 incidents

Asian black bears on your route

Asian Black Bear

Asian Black Bear

Ursus thibetanus japonicus

Range
Honshu, Shikoku
Size
80–120 kg
Active
Dawn & dusk

Sharing space safely

  • ·Make noise as you walk; carry bear spray
  • ·If charged, stand firm and use the spray
  • ·If contact happens, resist firmly. They retreat when met with resistance
  • ·Don't climb. They climb better than you

Safety Checklist

Hiking in bear country

Safety picks and trail essentials, top-rated on Amazon and Rakuten.

Emergency Contacts

110
Police
119
Fire/Ambulance

For mountain rescue, call 110 (police). They will coordinate with local rescue teams.

Bear risk analysis map showing route with safety levels

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Frequently Asked Questions About This Route

How many bear sightings are on this route?

In the past 30 days, 17 bear sightings were reported within 5 km of the route. The past 7 days account for 2 of them.

When and where was the most recent bear sighting near this route?

The latest sighting was reported 2 days ago near Chichibu Otaki, Saitama.

What time of day are bears most active here?

Recent sightings on this route peak around 12:00. Bears are generally most active at dawn and dusk.

Is this route safe to travel right now?

This 44 km route runs from Chichibu to Nakatsu River, passing through Saitama and Nagano. In the past 30 days, 17 bear sightings were reported within 5 km of the route. The past 7 days account for 2 of them. The latest sighting was reported 2 days ago near Chichibu Otaki, Saitama. At this density of recent sightings, consider rescheduling or choosing a different trail until activity quiets.

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