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  4. Tomi to Asahi Drive

Tomi to Asahi Drive

Moderate Risk · 294 km · 3h 52m · 2 stops · 4 sightings · Saved May 12, 2026 · Last updated 9 hours ago
0 views
1
Incidents in last 7 days
4
Incidents in last 30 days
17 hours ago
Latest Incident

Safety Summary

This 294 km route from Tomi to Asahi crosses Nagano, Chiba, Gunma, Ibaraki, and Saitama. Over the past 30 days, 4 bear sightings have been recorded within 5 km of the route, including 1 in the past week. This route runs through Asian black bear habitat (native to Honshu and Shikoku). The most recent sighting was reported 17 hours ago near Annaka, Gunma; the location sits about 48.8 km from the start of the route and 538 m off the route line. The closest sighting to the route line was reported 1 week ago at Annaka 松井田町五料, Gunma, sitting about 52.4 km from the start and 256 m off the route line.

With activity this close, slow through forested stretches and stay alert at dawn and dusk when bears cross roads.

Your Route

Route Profile

Highlights Along Your Route (5)

5 places within 1 km of your route, passing through Nagano, Chiba, Gunma, Ibaraki, Saitama.

An'yō-ji Temple
Low Risk

An'yō-ji Temple

Nagano

270 incidents

Usui Pass Railway Heritage Park
Low Risk

Usui Pass Railway Heritage Park

Gunma

377 incidents

Ichino River
Low Risk

Ichino River

Saitama

13 incidents

Kamitakano Shrine
Low Risk

Kamitakano Shrine

Saitama

No incidents

Wat Pak Nam Yipun
Low Risk

Wat Pak Nam Yipun

Chiba

No incidents

An'yō-ji Temple
Low Risk

An'yō-ji Temple

Nagano

270 incidents

Usui Pass Railway Heritage Park
Low Risk

Usui Pass Railway Heritage Park

Gunma

377 incidents

Ichino River
Low Risk

Ichino River

Saitama

13 incidents

Kamitakano Shrine
Low Risk

Kamitakano Shrine

Saitama

No incidents

Wat Pak Nam Yipun
Low Risk

Wat Pak Nam Yipun

Chiba

No incidents

Route Timeline

|
S
Tomi, Nagano
Moderate Risk 294 km 3h 52m 4 sightings within 5 km
Annaka, Gunma

It was a cub about 1 meter long. It immediately went off to the left and disappeared from view. I turned back.

Annaka, Gunma

17 hours ago

It was watching us from a distance along the Apt Trail.

Annaka, Gunma

1 week ago
Annaka 松井田町五料, Gunma

Annaka 松井田町五料, Gunma

Official ·1 week ago
Show 1 more
Annaka, Gunma

Near Megane Bridge, walking on the slope along the national highway. Estimated size about 150–170 cm. A clean black body; I could even hear the sound of it crunching fallen leaves.

Annaka, Gunma

1 month ago
G
Asahi, Chiba
Total Distance: 294 km

When Are Bears Most Active?

Peak activity at 10:00 with 1 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.

Trip Report - Lake Biwa
Bear risk analysis map showing route with safety levels
Very High Risk
High Risk
Moderate Risk
Low Risk

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Frequently Asked Questions About This Route

How many bear sightings are on this route?

Over the past 30 days, 4 bear sightings have been recorded within 5 km of this route, including 1 in the past week. This route runs through Asian black bear habitat (native to Honshu and Shikoku).

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

The most recent sighting was reported 17 hours ago near Annaka, Gunma; the location sits about 48.8 km from the start of the route and 538 m off the route line.

What time of day are bears most active here?

Recent sightings on this route peak around 10:00. Bears are generally most active at dawn and dusk.

Is this route safe to travel right now?

This 294 km route from Tomi to Asahi crosses Nagano, Chiba, Gunma, Ibaraki, and Saitama. Over the past 30 days, 4 bear sightings have been recorded within 5 km of the route, including 1 in the past week. This route runs through Asian black bear habitat (native to Honshu and Shikoku). The most recent sighting was reported 17 hours ago near Annaka, Gunma; the location sits about 48.8 km from the start of the route and 538 m off the route line. The closest sighting to the route line was reported 1 week ago at Annaka 松井田町五料, Gunma, sitting about 52.4 km from the start and 256 m off the route line. With activity this close, slow through forested stretches and stay alert at dawn and dusk when bears cross roads.

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