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This 33 km route runs from Tsumagoi to Yokote yama, passing through Gunma and Nagano. In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 1 of them. The latest sighting was reported 3 days ago near Naganohara Kitakaruizawa, Gunma.
At this density of recent sightings, reroute or postpone your ride until activity quiets.
Naganohara Kitakaruizawa, Gunma
Tsumagoi Omae, Gunma
Naganohara Okuwa, Gunma
Tsumagoi Ozasa, Gunma
A bear was sighted around 7:00 AM in Kitakaruizawa, Naganohara Town.
Naganohara Kitakaruizawa, Gunma
Tsumagoi Saikubo, Gunma
Tsumagoi Ashiuda, Gunma
Kusatsu, Gunma
Tsumagoi, Gunma
Around 5:30 PM on July 5, one bear was sighted in Kitakaruizawa, Naganohara Town, Gunma Prefecture.
Naganohara Kitakaruizawa, Gunma
Cub, body length 50 cm, crossing the road. Police notified. Just before the melody line (rumble strips).
Kusatsu, Gunma
A large bear about 2 meters tall appeared from the top of the mountain. The moment it made eye contact with me, it ran away (no hostility). Plump body.
Kusatsu, Gunma
Kusatsu, Gunma
A bear was sighted in Kita-Karuizawa, Naganohara Town, Gunma Prefecture.
Naganohara Kitakaruizawa, Gunma
Around 10:00 on July 4, a bear was sighted in Kamahara, Tsumagoi Village, Gunma Prefecture.
Tsumagoi Omae, Gunma
Tsumagoi Imai, Gunma
Tsumagoi Imai, Gunma
Naganohara Haneo, Gunma
On 2026-07-01 in the afternoon, one bear was sighted in Otsu, Naganohara Town, Gunma.
Naganohara Haneo, Gunma
Tsumagoi Ashiuda, Gunma
Tsumagoi Omae, Gunma
Tsumagoi Saikubo, Gunma
Tsumagoi Saikubo, Gunma
Tsumagoi Omae, Gunma
Peak activity at 9:00 with 3 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, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 1 of them.
The latest sighting was reported 3 days ago near Naganohara Kitakaruizawa, Gunma.
Recent sightings on this route peak around 9:00. Bears are generally most active at dawn and dusk.
This 33 km route runs from Tsumagoi to Yokote yama, passing through Gunma and Nagano. In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 1 of them. The latest sighting was reported 3 days ago near Naganohara Kitakaruizawa, Gunma. At this density of recent sightings, reroute or postpone your ride until activity quiets.
