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This 230 km route runs from Totsuka-juku to Kusatsu Onsen, passing through Kanagawa, Gunma, Saitama, and Tokyo. In the past 30 days, 44 bear sightings were reported within 5 km of the route. The past 7 days account for 4 of them. The latest sighting was reported 1 day ago near Nakanojō, Gunma.
This is an active bear corridor. Drive through with full caution, but rerouting is the safer choice.
8 places within 1 km of your route, passing through Kanagawa, Gunma, Saitama, Tokyo.
Around 9:55 on 2026-07-30, a bear was sighted in Yamada, Nakanojō Town, Gunma Prefecture.
Nakanojō, Gunma
Around 8:20 PM on July 26, a bear-like animal was sighted in Hirai, Hinode Town, Tokyo.
Tokyo Hirai, Tokyo
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
Akiruno Sannai, Tokyo
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
Shibukawa, Gunma
Shibukawa, Gunma
Shibukawa, Gunma
Shibukawa, Gunma
Around 19:20 on July 12, a bear-like animal was sighted in Kurosawa 3-chome, Ome City.
Ōme Kurosawa, Tokyo
Around 6:10 on July 12, a bear-like animal was seen in Tanazawa, Atsugi City.
Atsugi Tanazawa, Kanagawa
Higashiagatsuma Sugao, Gunma
Shibukawa 横堀, Gunma
Nakanojō Gotanda, Gunma
Shibukawa 北橘町下箱田, Gunma
Higashiagatsuma Gobara, Gunma
Hachioji, Tokyo
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
Nakanojō Orida, Gunma
Naganohara Hayashi, Gunma
Ōme Shiobune, Tokyo
Cub, body length 50 cm, crossing the road. Police notified. Just before the melody line (rumble strips).
Kusatsu, Gunma
Naganohara Hayashi, Gunma
Kusatsu, Gunma
A bear was sighted in Sugao, Higashiagatsuma Town, Gunma Prefecture.
Higashiagatsuma Sugao, Gunma
Shibukawa 北牧, Gunma
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 9 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, 44 bear sightings were reported within 5 km of the route. The past 7 days account for 4 of them.
The latest sighting was reported 1 day ago near Nakanojō, Gunma.
Recent sightings on this route peak around 15:00. Bears are generally most active at dawn and dusk.
This 230 km route runs from Totsuka-juku to Kusatsu Onsen, passing through Kanagawa, Gunma, Saitama, and Tokyo. In the past 30 days, 44 bear sightings were reported within 5 km of the route. The past 7 days account for 4 of them. The latest sighting was reported 1 day ago near Nakanojō, Gunma. This is an active bear corridor. Drive through with full caution, but rerouting is the safer choice.
