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This 398 km route runs from Toshiba Science Institute to Murakami, passing through Kanagawa, Niigata, Gunma, Saitama, and Tokyo. In the past 30 days, 60 bear sightings were reported within 5 km of the route. The past 7 days account for 19 of them. The latest sighting was reported 20 hours ago near Yuzawa, Niigata.
This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
6 places within 1 km of your route, passing through Kanagawa, Niigata, Gunma, Saitama, Tokyo.
While driving on National Route 17, observed one bear. It was moving westward.
Yuzawa, Niigata
One bear was sighted in Sayama-cho, Numata City, Gunma Prefecture.
Numata Sayamamachi, Gunma
There were footprints in the rice field. Sightings were also reported nearby on 7/7 and 7/8. The estimated date and time are unknown.
Murakami, Niigata
At around 10:50 on July 9, one bear was seen moving in Hakoa, Shibata City, Niigata.
Shibata, Niigata
Moved from the settlement to the forested mountains (south side).
Murakami, Niigata
On 2026-07-08 around 19:30, one bear was seen moving in Nashioki, Murakami City, Niigata Prefecture.
Murakami, Niigata
A bear about 1 meter long collided with a moving passenger car on a road in Sakuramachi, Murakami City. The female driver was not injured, but part of the vehicle was damaged.
Murakami, Niigata
A vehicle traveling on National Route 113 from the Yamagata direction collided with a bear about 1.0 m in body length, and the bear ran off toward the Green Park Arakawa General Sports Park.
Murakami, Niigata
A single bear about 1.0 m in body length was roaming through the rice field.
Murakami, Niigata
One bear was spotted roaming in a rice paddy in the Sasaki area of Murakami City, Niigata.
Murakami, Niigata
Three bears—a mother and two cubs—were sighted at the former Nunoba Ski Resort slope. Their subsequent movements are unknown.
Yuzawa, Niigata
Construction workers sighted one bear along a forest road
Nagaoka, Niigata
A construction worker spotted one bear.
Nagaoka, Niigata
While driving on National Route 252, I sighted one bear. It was moving westward.
Tokamachi, Niigata
One bear was sighted near the Kan-Etsu Expressway Tsuchitaru parking area.
Yuzawa, Niigata
Around 10:30 on July 6, a bear was sighted in Shimozu, Minakami Town, Gunma Prefecture.
Minakami Shimozu, Gunma
One bear about 1 meter long was sighted near a field in Fujimi-machi Kogure, Maebashi City.
Maebashi 富士見町小暮, Gunma
Around 1:30 PM on 2026-07-05, a bear was sighted in Momokawa, Murakami City.
Murakami, Niigata
Observed a cub heading toward the mountain direction (west side)
Nagaoka, Niigata
One bear was sighted near Tanigohashi Bridge. It was moving north.
Yuzawa Tsuchidaru, Niigata
Around 10:20 on July 4, a bear was sighted moving in Imonoji, Murakami City, Niigata.
Murakami, Niigata
Went north.
Murakami, Niigata
Around 8:00 on July 4, a bear was sighted in Shikanosawa, Minakami Town, Gunma Prefecture.
Minakami Yoshimoto, Gunma
Shibukawa 北牧, Gunma
Spotted a Class 1 bear while traveling on National Route 17. Subsequent movement route is unknown.
Yuzawa Kandatsu, Niigata
Crossed from the east side to the west side.
Murakami, Niigata
A bear about 1 meter long was sighted on a highway in Shimoaikawa, Murakami City, Niigata.
Murakami, Niigata
For about a week, several bear tracks have been found around the farmland.
Tokamachi, Niigata
Shibukawa 北牧, Gunma
On 2026-06-30 evening, one bear was sighted in Yokobori, Shibukawa City, Gunma Prefecture.
Shibukawa 横堀, Gunma
Around 4:50 PM on June 30, a bear was sighted in Agagawa, Minakami Town, Gunma Prefecture.
Minakami, Gunma
Around 4:05 PM on 2026-06-28, one bear was sighted in Anogawa, Minakami Town, Gunma Prefecture.
Minakami, Gunma
Around 08:30 on 2026-06-28, a bear was sighted in Shibukawa, Shibukawa City, Gunma Prefecture.
Shibukawa 渋川, Gunma
One bear was sighted near the former Tsuchitaru Ski Resort.
Yuzawa, Niigata
Showa Morishita, Gunma
Discovered bear tracks while doing farm work.
Nagaoka, Niigata
Discovered bear tracks while on the way to cultivate the field
Nagaoka, Niigata
One bear was sighted near Ichinosawa Bridge on National Route 252, moving in the direction of the Tobitogawa River.
Tokamachi, Niigata
While driving on Prefectural Route 76, I witnessed a young bear cub crossing the road.
Tokamachi, Niigata
Around 5:00 on 2026-06-20, a bear was sighted in Sakamachi, Murakami City, Niigata Prefecture.
Murakami, Niigata
Fled toward the mountains to the north
Mitsuke, Niigata
A bear about 1 meter long was sighted in Motomachi 1-chome, Mitsuke City, Niigata.
Mitsuke, Niigata
Shibukawa 赤城町棚下, Gunma
A bear about 1 meter long was sighted in a parking lot in Motomachi 1, Mitsuke City, shortly after 6 a.m.
Mitsuke, Niigata
One bear (body length unknown) was sighted while traveling on the municipal road Matsukawa-Nakako-Gawara Line. Its subsequent movement route is unknown.
Yuzawa Tsuchidaru, Niigata
Found bear tracks in the rice paddy.
Minamiuonuma, Niigata
While driving on National Route 252, one bear was sighted. It moved toward the Tobitogawa River.
Tokamachi, Niigata
Heard the vocalizations of an animal believed to be a bear.
Minamiuonuma, Niigata
A bear about 1 meter long was sighted in the Shukuda area of Murakami City.
Murakami, Niigata
A bear about 1.2 meters long was sighted on a road in Nakajo-ki, Tokamachi City.
Tokamachi, Niigata
One bear was sighted on a town road in the Tsuchidaru area of Yuzawa Town, Niigata.
Yuzawa Tsuchidaru, Niigata
While driving on the Matsukawa Nakako-gawara municipal road, one bear was sighted. It was moving from the expressway direction toward the Uono River direction.
Yuzawa Tsuchidaru, Niigata
Around 6:45 PM on June 14, a bear was sighted in Yuhara, Minakami Town, Gunma Prefecture.
Minakami Yubara, Gunma
Shibukawa 横堀, Gunma
Shibukawa 横堀, Gunma
While passing through the area, sighted one bear.
Tainai, Niigata
I encountered an Asiatic black bear (Tsukinowaguma) crossing the road on a forest road heading to Mount Omine / Ōmine-numa.
Minakami, Gunma
Spotted one bear while passing through the area.
Tainai, Niigata
While traveling on Prefectural Route 472, observed one bear. It moved eastward (toward the mountains).
Nagaoka, Niigata
A bear about 1 m long was sighted on a prefectural road in Sagisucho, Nagaoka City.
Nagaoka, Niigata
Peak activity at 16:00 with 7 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, 60 bear sightings were reported within 5 km of the route. The past 7 days account for 19 of them.
The latest sighting was reported 20 hours ago near Yuzawa, Niigata.
Recent sightings on this route peak around 16:00. Bears are generally most active at dawn and dusk.
This 398 km route runs from Toshiba Science Institute to Murakami, passing through Kanagawa, Niigata, Gunma, Saitama, and Tokyo. In the past 30 days, 60 bear sightings were reported within 5 km of the route. The past 7 days account for 19 of them. The latest sighting was reported 20 hours ago near Yuzawa, Niigata. This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
