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This 164 km route runs from Nirasaki to Maebashi, passing through Yamanashi, Gunma, and Nagano. In the past 30 days, 20 bear sightings were reported within 5 km of the route. The past 7 days account for 4 of them. The latest sighting was reported 4 days ago near Karuizawa, Nagano.
At this density of recent sightings, consider rescheduling or choosing a different trail until activity quiets.
3 places within 1 km of your route, passing through Yamanashi, Gunma, Nagano.
Size: Adult
Karuizawa, Nagano
Nirasaki Okusamachiwakao, Yamanashi
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
Hokuto Takanecho-Nagasawa, Yamanashi
Annaka 松井田町土塩, Gunma
Tomioka 妙義町菅原, Gunma
Annaka 松井田町土塩, Gunma
An animal believed to be a bear was sighted in Yokokawa, Matsuida-machi, Annaka City.
Annaka 松井田町横川, Gunma
Discovered footprints in the field that appear to be from a bear-like animal.
Hokuto Sutamacho-Wakamiko, Yamanashi
Hokuto Sutamacho-Wakamiko, Yamanashi
Bear-like animal tracks were found in Sutama-cho Wakagami, Hokuto City.
Hokuto Sutamacho-Wakamiko, Yamanashi
Hokuto Sutamacho-Wakamiko-shinmachi, Yamanashi
Hokuto Sutamacho-Wakamiko-shinmachi, Yamanashi
Size: unknown
Sakuho 大字高野町, Nagano
Fujioka Shimohino, Gunma
Around 3:00 PM on 2026-05-25, one bear was sighted in Shimonino, Fujioka City, Gunma Prefecture.
Fujioka Shimohino, Gunma
Size: Adult
Saku Yokone, Nagano
Around 10:00 on 2026-05-25, a bear was sighted in Shiga, Saku City, Nagano Prefecture.
Saku, 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.
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In the past 30 days, 20 bear sightings were reported within 5 km of the route. The past 7 days account for 4 of them.
The latest sighting was reported 4 days ago near Karuizawa, Nagano.
Recent sightings on this route peak around 15:00. Bears are generally most active at dawn and dusk.
This 164 km route runs from Nirasaki to Maebashi, passing through Yamanashi, Gunma, and Nagano. In the past 30 days, 20 bear sightings were reported within 5 km of the route. The past 7 days account for 4 of them. The latest sighting was reported 4 days ago near Karuizawa, Nagano. At this density of recent sightings, consider rescheduling or choosing a different trail until activity quiets.
