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This 229 km route runs from Imperial College of Engineering to Aoki, passing through Tokyo, Nagano, Gunma, and Saitama. In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 6 of them. The latest sighting was reported 1 day ago near Shimonita, Gunma.
At this density of recent sightings, be ready to brake at any moment and avoid stopping in flagged stretches.
24 places within 1 km of your route, passing through Tokyo, Nagano, Gunma, Saitama.
Shimonita, Gunma
Size: adult (fully grown)
Ueda, Nagano
Annaka 松井田町上増田, Gunma
Annaka 松井田町土塩, Gunma
Annaka 松井田町五料, Gunma
Size: adult (fully grown)
Aoki 大字当郷, Nagano
Size: juvenile
Ueda, Nagano
Size: Adult
Karuizawa, Nagano
Size: Unknown
Miyota 大字塩野, Nagano
Shimonita Nishinomaki, Gunma
Tomioka 神成, Gunma
Around 21:50 on 2026-06-13, a bear was sighted in Yokokawa, Matsuidamachi, Annaka, Gunma.
Annaka 松井田町横川, Gunma
Size: adult
Komoro Takibara, Nagano
Annaka 松井田町土塩, Gunma
Tomioka 妙義町菅原, Gunma
Size: Juvenile
Ueda Tonoshiro, Nagano
Size: Unknown
Aoki 大字村松, Nagano
Annaka 松井田町土塩, Gunma
Size: cub/juvenile
Ueda, Nagano
An animal believed to be a bear was sighted in Yokokawa, Matsuida-machi, Annaka City.
Annaka 松井田町横川, Gunma
An adult bear was sighted in the forest behind a house in Kamishiojiri, Ueda City.
Ueda Kamishiojiri, Nagano
Size: adult (fully grown)
Sakaki Minamijo, Nagano
A bear was sighted in Shimo-Muroga, Ueda City, Nagano, around 6:45 PM on 2026-05-28.
Ueda Shimomuroga, Nagano
Ueda Ueno, Nagano
Peak activity at 15:00 with 2 incidents
Ursus thibetanus japonicus
Safety picks and trail essentials, top-rated on Amazon and Rakuten.
For mountain rescue, call 110 (police). They will coordinate with local rescue teams.
Draw any route in Japan and get the same bear-safety report, built around the trip you're actually taking.
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In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 6 of them.
The latest sighting was reported 1 day ago near Shimonita, Gunma.
Recent sightings on this route peak around 15:00. Bears are generally most active at dawn and dusk.
This 229 km route runs from Imperial College of Engineering to Aoki, passing through Tokyo, Nagano, Gunma, and Saitama. In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 6 of them. The latest sighting was reported 1 day ago near Shimonita, Gunma. At this density of recent sightings, be ready to brake at any moment and avoid stopping in flagged stretches.
