Saves as a new trip plan. The original stays as-is.
This 354 km route runs from Amatsu Shrine to JP Tower, passing through Niigata, Tokyo, Gunma, Nagano, and Saitama. In the past 30 days, 87 bear sightings were reported within 5 km of the route. The past 7 days account for 18 of them. The latest sighting was reported 16 hours ago near Annaka 松井田町二軒在家, Gunma.
This is an active bear corridor. Drive through with full caution, but rerouting is the safer choice.
24 places within 1 km of your route, passing through Niigata, Tokyo, Gunma, Nagano, Saitama.
Annaka 松井田町二軒在家, Gunma
A bear was sighted in Matsuidamachi Matsuida, Annaka City, Gunma Prefecture, around 12:45 on July 30.
Annaka 松井田町松井田, Gunma
While driving on a farm road, I witnessed a mother bear and cubs running from west to east.
Itoigawa, Niigata
Around 10:00 on July 30, one bear was sighted in Nakano-guchi, Itoigawa City.
Itoigawa, Niigata
Spotted three bears (a mother and two cubs) near a residence in the Shimode area. They ran toward the mountain side.
Itoigawa, Niigata
While driving on Prefectural Route 39, witnessed one bear heading from south to north.
Myoko, Niigata
A juvenile bear about 1 meter long was spotted along Prefectural Route 43 (Momiji Line) of the Karuizawa–Shimonita route. The mother bear could not be found, but is believed to be hiding nearby.
Shimonita, Gunma
While running, I spotted one bear cub near the Prefectural Route 187 Myoko Kogen IC entrance intersection.
Myoko, Niigata
Size: adult (fully grown)
Sakaki, Nagano
Size: juvenile
Sakaki, Nagano
A bear was sighted in Goryo, Matsuidamachi, Annaka City around 8:00 on 2026-07-27.
Annaka, Gunma
Annaka, Gunma
Size: adult
Karuizawa, Nagano
One bear sighted near the Tagiri intersection on National Route 18
Myoko, Niigata
One bear was sighted poking its head out of the brush near Tagiri public bathhouse.
Myoko, Niigata
Annaka 松井田町土塩, Gunma
It ran off toward the mountainside.
Joetsu, Niigata
Around 8:20 AM on 2026-07-24, one bear was sighted in Hatachi, Karuizawa Town, Nagano Prefecture.
Karuizawa 大字発地, Nagano
Size: juvenile
Karuizawa, Nagano
A bear was sighted in Osuga, Nadachi-ku, Joetsu City, Niigata.
Joetsu, Niigata
Size: Adult
Karuizawa 大字発地, Nagano
One animal resembling a bear about 100 centimeters long was sighted approximately 200 meters south of the Kamihakoi intersection on National Route 18, in the Teramachi area.
Joetsu, Niigata
One bear was observed crossing Prefectural Route 187 from west to east.
Myoko, Niigata
While driving on Prefectural Route Suginosawa Futamata Line, I observed one bear crossing the road from west to east near the intersection with the municipal road Ikenotaira Onsen North-South Line.
Myoko, Niigata
While driving on Municipal Road Suginosawa Route 14, witnessed one bear crossing the road from west to east.
Myoko, Niigata
One bear about 100 centimeters long was sighted near National Route 8 in front of the former Daily Yamazaki.
Joetsu, Niigata
One bear was observed moving from near the park toward the river to the west.
Myoko 大字上八幡新田, Niigata
One bear was sighted moving north along the riverbank.
Myoko 大字上八幡新田, Niigata
A bear was sighted in Mogusa, Karuizawa Town, Nagano Prefecture, around 7:15 a.m. on July 21.
Karuizawa 大字茂沢, Nagano
Size: Adult
Karuizawa 大字茂沢, Nagano
Size: Adult
Nakano Shinoi, Nagano
Around 16:40 on 2026-07-21, an animal believed to be a bear was sighted in Teramachi, Joetsu City.
Joetsu, Niigata
One bear, about 1 meter long, was sighted in Osakimachi, Myoko City.
Myoko 大字上八幡新田, Niigata
One bear about 100 centimeters long was sighted 100 meters west of Mushou bus stop.
Joetsu, Niigata
One bear about 100 cm in body length was sighted on a side road 100 meters east of the former Daily Yamazaki.
Joetsu, Niigata
Annaka 松井田町行田, Gunma
One bear was seen moving in Matsuida-cho Gyoda, Annaka City, Gunma.
Annaka 松井田町行田, Gunma
Size: Unknown
Ueda, Nagano
Size: Unknown
Ueda, Nagano
A bear was sighted in Niino, Nakano City, Nagano Prefecture on 2026-07-18.
Nakano Shinno, Nagano
While doing farm work, I saw one bear come out of the brush into the rice field. It later moved to the mountain on the east side.
Joetsu, Niigata
Around 2:40 PM on July 17, a bear was sighted in Nadachi-Omachi, Nadachi Ward, Joetsu City.
Joetsu, Niigata
Around 9:00 on 2026-07-17, a bear was sighted in Kashiwabara, Shinano Town, Nagano Prefecture.
Shinano, Nagano
Size: Adult
Ueda 真田町傍陽, Nagano
One bear was sighted crossing the road from south to north near the Shin-Akakura-shita bus stop.
Myoko, Niigata
Bear sighting of one bear on a city road in Tagiri, Myoko City.
Myoko, Niigata
Size: adult (fully grown)
Karuizawa, Nagano
One bear was sighted crossing Suganodaira Bridge within Shimamichi area. It was moving eastward.
Itoigawa, Niigata
While traveling on Prefectural Route 187, sighted one bear entering the brush on the north side.
Myoko, Niigata
Around 9:30 on July 13, a bear was sighted in Togura, Chikuma City, Nagano, and was captured.
Chikuma Togura, Nagano
Size: Adult
Chikuma Togura, Nagano
I was riding a motorcycle on a tour, and it was just at the spot where the guardrail goes into the mountain, so I didn't take any photos and the location is not exact. I was heading west and report an approximate location based on my memory that it was a left-hand curve a little past the Megane Bridge parking area, at a place with a white guardrail.
Annaka, Gunma
One bear about 100 centimeters in body length was sighted approximately 200 meters east of Joetsu Gochi Nursing Home.
Joetsu, Niigata
A nearby resident sighted one bear. It entered the grassy area to the west.
Joetsu, Niigata
One bear about 1 meter long was sighted in a residential lot in Gochi 6-chome, Joetsu City, Niigata, and left heading west.
Joetsu, Niigata
Around 4:30 a.m. on July 11, a bear about 1 meter long was spotted on the premises of a private residence in Gochi 6, Joetsu City.
Joetsu, Niigata
A single cub bear was sighted near Tsutsuishi Station.
Itoigawa, Niigata
Around 13:10 on 2026-07-10, a bear was sighted in Shiga, Saku City, Nagano Prefecture.
Saku, Nagano
On 2026-07-10 in Shinkoda, Saku City, Nagano, a bear was sighted.
Saku Arakoda, Nagano
While operating the bus eastbound, a single bear was observed darting out from the south.
Myoko, Niigata
Size: Unknown
Ueda Sanadamachi-Motohara, Nagano
Size: juvenile
Karuizawa, Nagano
A passerby spotted one bear, about 1 meter long, on National Route 292 in the Jitto area of Myoko City.
Myoko, Niigata
One bear approximately 80 centimeters in body length was sighted 200 meters east of the former Marine Fishing Center.
Joetsu, Niigata
A bear about 0.8 meters long was sighted in Mushu Iwato, Joetsu City.
Joetsu, Niigata
Size: Adult
Karuizawa, Nagano
Size: unknown
Ueda Tonoshiro, Nagano
Around 6:30 PM on July 6, a bear was sighted in Kashiwabara, Shinano Town, Nagano Prefecture.
Shinano, Nagano
While traveling on the municipal Shimokura-Takakura road, I sighted one bear on the left bank of the Takakura River. It ran off toward the mountain to the south.
Itoigawa, Niigata
A bear was sighted in Hatsuji, Karuizawa Town, Nagano, around 10:20 on July 6.
Karuizawa 大字発地, Nagano
Tomioka 妙義町上高田, Gunma
While driving on the municipal Kitazawa Road, witnessed one bear crossing the road westward.
Myoko, Niigata
Size: adult
Karuizawa, Nagano
Size: Adult
Sakaki Minamijo, Nagano
Spotted one bear near a residence. It was moving from beside the Nakago General Gymnasium toward the railway tracks.
Joetsu, Niigata
A bear was sighted in Akakura, Myoko City.
Myoko, Niigata
On 2026-07-04 afternoon, a bear was sighted in Hosshi, Karuizawa Town, Nagano Prefecture.
Karuizawa 大字発地, Nagano
One bear sighted in front of a residence. Direction of escape unknown.
Itoigawa 中央, Niigata
Shimonita, Gunma
While traveling on Prefectural Route Myoko Kogen Park Line, a single bear was sighted crossing the road from north to south.
Myoko, Niigata
One bear was sighted crossing the municipal Sakaizawa-Omine road from south to north.
Myoko, Niigata
One bear was observed crossing National Route 18 from east to west.
Myoko, Niigata
Around 7 PM on July 3, a bear was sighted in Nishinomaki, Shimonita Town.
Shimonita Nishinomaki, Gunma
Around 8:00 on 2026-07-03, a bear was sighted in Hotchi, Karuizawa Town, Nagano Prefecture.
Karuizawa 大字発地, Nagano
Size: Adult
Karuizawa, Nagano
A bear was sighted in Matsuida-machi Doshio, Annaka City.
Annaka 松井田町土塩, Gunma
One bear was sighted in Toyono, Toyono-machi, Nagano City.
Nagano Toyonomachi-Toyono, Nagano
Peak activity at 6:00 with 6 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.
Draw any route in Japan and get the same bear-safety report, built around the trip you're actually taking.
No comments yet.
In the past 30 days, 87 bear sightings were reported within 5 km of the route. The past 7 days account for 18 of them.
The latest sighting was reported 16 hours ago near Annaka 松井田町二軒在家, Gunma.
Recent sightings on this route peak around 6:00. Bears are generally most active at dawn and dusk.
This 354 km route runs from Amatsu Shrine to JP Tower, passing through Niigata, Tokyo, Gunma, Nagano, and Saitama. In the past 30 days, 87 bear sightings were reported within 5 km of the route. The past 7 days account for 18 of them. The latest sighting was reported 16 hours ago near Annaka 松井田町二軒在家, Gunma. This is an active bear corridor. Drive through with full caution, but rerouting is the safer choice.
