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This 73 km route runs from Zenkō-ji Temple to Tsunan, passing through Nagano and Niigata. In the past 30 days, 27 bear sightings were reported within 5 km of the route. No reports were recorded in the past 7 days. The latest sighting was reported 1 week ago near Tsunan Kamigo-Ueda, Niigata.
At this density of recent sightings, be ready to brake at any moment and avoid stopping in flagged stretches.
2 places within 1 km of your route, passing through Nagano, Niigata.
Observed one bear of unknown size.
Tsunan Kamigo-Ueda, Niigata
Size: juvenile
Nozawaonsen Hirabayashi, Nagano
Size: Unknown
Iiyama Asahi, Nagano
One bear was sighted in Toyono, Toyono-machi, Nagano City.
Nagano Toyonomachi-Toyono, Nagano
Size: adult (fully grown)
Nagano Toyonomachi-Toyono, Nagano
Size: adult
Nagano Wakatsuki-Nishijo, Nagano
Size: adult
Iiyama Kozawara, Nagano
A sighting report said one bear was in a drainage canal and its face was visible in Amori-Koichi, Nagano City.
Nagano Kawanakajimamachi-Yotsuya, Nagano
Size: Adult
Iiyama Mizuho, Nagano
Size: Adult
Iiyama Hachisu, Nagano
Around 14:00 on 2026-06-26, a bear was sighted in Hasu, Iiyama City, Nagano Prefecture.
Iiyama Hachisu, Nagano
Size: adult animal
Iiyama Hachisu, Nagano
Spotted one cub approximately 1 m in body length.
Tsunan Kamigo-Teraishi, Niigata
Around 10:00 on 2026-06-25, a bear was sighted in Toyono-machi Toyono, Nagano City.
Nagano Toyonomachi-Toyono, Nagano
Size: Adult (fully grown)
Nagano Yoshi, Nagano
Size: Adult
Nagano Sakura, Nagano
Around 17:35 on 2026-06-23, a bear was sighted in Akashio, Iizuna Town, Nagano Prefecture.
Iizuna Akashio, Nagano
Size: Adult
Iizuna Akashio, Nagano
One bear was sighted on Prefectural Route 238. It was moving in the direction of the Shikumigawa (Shikumi River).
Tsunan Kamigo-Teraishi, Niigata
Size: juvenile
Nagano Uematsu, Nagano
Size: juvenile
Kijimadaira Ogo, Nagano
Size: juvenile
Nozawaonsen Mushiu, Nagano
Around 6:00 on June 14, a bear was sighted in Nanase, Nakano City.
Nakano Nanase, Nagano
Size: adult
Iiyama Toyoda, Nagano
Size: Adult
Nakano Nanase, Nagano
Size: adult (fully grown)
Nozawaonsen Mushiu, Nagano
Size: Adult
Nozawaonsen Mushiu, Nagano
Peak activity at 11:00 with 1 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, 27 bear sightings were reported within 5 km of the route. No reports were recorded in the past 7 days.
The latest sighting was reported 1 week ago near Tsunan Kamigo-Ueda, Niigata.
Recent sightings on this route peak around 11:00. Bears are generally most active at dawn and dusk.
This 73 km route runs from Zenkō-ji Temple to Tsunan, passing through Nagano and Niigata. In the past 30 days, 27 bear sightings were reported within 5 km of the route. No reports were recorded in the past 7 days. The latest sighting was reported 1 week ago near Tsunan Kamigo-Ueda, Niigata. At this density of recent sightings, be ready to brake at any moment and avoid stopping in flagged stretches.
