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This 94 km route runs from Yamanochi to Shibukawa, passing through Nagano and Gunma. In the past 30 days, 47 bear sightings were reported within 5 km of the route. The past 7 days account for 6 of them. The latest sighting was reported 19 hours ago near Nakanojō, Gunma.
This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
Around 9:55 on 2026-07-30, a bear was sighted in Yamada, Nakanojō Town, Gunma Prefecture.
Nakanojō, Gunma
Size: cub (juvenile bear)
Takayama, Nagano
Size: adult and cub
Takayama, Nagano
万座亭別館
Tsumagoi, Gunma
On the way back from Kusatsu Onsen, a mother bear and two cubs were trying to cross the road. They were startled by an oncoming car and turned back into the woods. There is a 7-Eleven just ahead from where they appeared.
Kusatsu, Gunma
Shibukawa 伊香保町伊香保, Gunma
Nakanojō Namasu, Gunma
Higashiagatsuma, Gunma
Higashiagatsuma Kawado, Gunma
Shibukawa 伊香保町水沢, Gunma
A bear was sighted in Mizusawa, Ikaho-machi, Shibukawa City, Gunma on 2026-07-19.
Shibukawa 伊香保町水沢, Gunma
A bear was sighted in Kawado, Higashiagatsuma Town, Gunma Prefecture on 2026-07-19.
Higashiagatsuma Kawado, Gunma
A bear was sighted in Niino, Nakano City, Nagano Prefecture on 2026-07-18.
Nakano Shinno, Nagano
Shibukawa, Gunma
Shibukawa, Gunma
Shibukawa, Gunma
Shibukawa, Gunma
A young bear was running around the field of daylilies (Nikkōkisuge) on the Maruike ski slope in Shiga Kōgen.
Yamanouchi Maruike, Nagano
Shibukawa 横堀, Gunma
Nakanojō Gotanda, Gunma
Shibukawa 北橘町下箱田, Gunma
Higashiagatsuma Gobara, Gunma
Nakanojō Orida, Gunma
Nakanojō Arigawa, Gunma
Tsumagoi Ashiuda, Gunma
Kusatsu, Gunma
Around 09:20 on July 8, a bear was sighted in Kusatsu, Kusatsu Town.
Kusatsu, Gunma
Nakanojō Nakanojomachi, Gunma
Nakanojō Orida, Gunma
A bear was sighted in Gotanda, Nakanojo Town.
Nakanojō Gotanda, Gunma
Witnessed a young bear finishing crossing the road and disappearing into the brush. It appeared to be just under 1 meter in size.
Yamanouchi Hirao, Nagano
Nakanojō Orida, Gunma
Naganohara Hayashi, 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
Naganohara Hayashi, Gunma
Kusatsu, Gunma
Size: juvenile
Yamanouchi Sano, Nagano
2026年7月3日18時45分頃、蓮池付近で成獣と思われるクマを目撃。バスで少し移動した後、18時52分頃、国道292号・県道471号分岐付近の道路上でも再度目撃しました。同じ個体と思われます。人の方向へ走って来たように見えたため、その場から避難しました
Yamanouchi Hirao, Nagano
A bear was sighted in Sugao, Higashiagatsuma Town, Gunma Prefecture.
Higashiagatsuma Sugao, Gunma
Shibukawa 北牧, Gunma
Size: Unknown
Yamanouchi Sano, Nagano
Shibukawa 伊香保町水沢, Gunma
Tsumagoi Imai, Gunma
Nakanojō, Gunma
Tsumagoi Imai, Gunma
Naganohara Haneo, Gunma
Peak activity at 15:00 with 7 incidents
Ursus thibetanus japonicus
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For mountain rescue, call 110 (police). They will coordinate with local rescue teams.
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In the past 30 days, 47 bear sightings were reported within 5 km of the route. The past 7 days account for 6 of them.
The latest sighting was reported 19 hours ago near Nakanojō, Gunma.
Recent sightings on this route peak around 15:00. Bears are generally most active at dawn and dusk.
This 94 km route runs from Yamanochi to Shibukawa, passing through Nagano and Gunma. In the past 30 days, 47 bear sightings were reported within 5 km of the route. The past 7 days account for 6 of them. The latest sighting was reported 19 hours ago near Nakanojō, Gunma. This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
