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This 124 km route runs from Kiso Town to Matsushiro Castle within Nagano. In the past 30 days, 66 bear sightings were reported within 5 km of the route. The past 7 days account for 8 of them. The latest sighting was reported 1 day ago near Kiso 大字菅, Nagano.
This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
Size: juvenile
Kiso 大字菅, Nagano
Size: Unknown
Matsumoto Nakayama, Nagano
A bear was sighted in Soga, Shiojiri City.
Shiojiri Daimon, Nagano
Size: Unknown
Shiojiri, Nagano
Size: Adult
Ikusaka 上生坂, Nagano
Size: Adult
Kiso, Nagano
In Soga, Shiojiri City, one adult Asian black bear caught in a trap for deer and other animals was captured and culled because houses were nearby.
Shiojiri Daimon, Nagano
Size: Unknown
Kiso, Nagano
Size: adult (fully grown)
Kiso, Nagano
Size: adult (fully grown)
Shiojiri Soga, Nagano
A bear believed to be an adult was sighted at Shiroyama Park in Matsumoto City.
Matsumoto Shinbashi, Nagano
Size: unknown
Matsumoto Shinbashi, Nagano
Size: juvenile
Azumino 穂高, Nagano
Size: Juvenile
Azumino 穂高, Nagano
Size: Adult
Kiso, Nagano
Size: cub (juvenile)
Azumino, Nagano
At around 10:17 on June 15, a bear was sighted in Yokokawa, Tatsuno Town.
Tatsuno 大字横川, Nagano
A bear was sighted in Kaida Kogen Nishino, Kiso Town, around 9:50 AM on 2026-06-15.
Kiso, Nagano
One bear was sighted in a residential area of Miyabuchi, Matsumoto City; police searched but did not find it.
Matsumoto Miyabuchi-honmura, Nagano
Size: Adult
Kiso, Nagano
Size: Unknown
Kiso, Nagano
Size: Unknown
Matsumoto Shinbashi, Nagano
Size: Adult
Nagano Matsushiromachi-Iwano, Nagano
Two bear sighting reports were received from residents in Miyabuchi 3, Matsumoto City.
Matsumoto Miyabuchi-honmura, Nagano
Size: unknown
Matsumoto Miyabuchi-honmura, Nagano
Size: juvenile
Kiso, Nagano
Around 12:20 on 2026-06-13, a bear was sighted in Shimauchi, Matsumoto City, Nagano Prefecture.
Matsumoto Shinbashi, Nagano
Size: Unknown
Matsumoto Anazawa, Nagano
Size: adult
Matsumoto Shimauchi, Nagano
Size: juvenile
Asahi 大字小野沢, Nagano
A bear was sighted in Okada-Shimookada, Matsumoto City.
Matsumoto Okada-Shimookada, Nagano
A 110 emergency call reported seeing a bear in Jōyama, Matsumoto City.
Matsumoto Joyama, Nagano
Size: Adult
Matsumoto Joyama, Nagano
Size: Unknown
Chikuma Mori, Nagano
Size: juvenile
Azumino 三郷明盛, Nagano
Size: Unknown
Shiojiri, Nagano
A bear was sighted in Shimmura, Matsumoto City.
Matsumoto Niimura, Nagano
Size: Adult
Kiso, Nagano
A bear was sighted in Sasa-ga, Matsumoto City, around 5:30 a.m. on June 6.
Matsumoto, Nagano
Size: Adult
Nagano Shinonoi-Yokota, Nagano
Size: Adult
Shiojiri Shimonishijo, Nagano
Around 18:45 on 2026-06-04, an animal believed to be a bear was sighted in Soga, Shiojiri City, Nagano Prefecture.
Shiojiri Daimon, Nagano
A bear was sighted in Sasaga, Matsumoto City, Nagano, around 08:50 on 2026-06-04.
Matsumoto, Nagano
Size: juvenile
Kiso Kaidakogen-nishino, Nagano
A report was made in Seba, Shiojiri City, about an animal resembling a bear.
Shiojiri, Nagano
Size: adult
Kiso 大字菅, Nagano
Size: Adult
Shiojiri Daimon-nibancho, Nagano
Size: Unknown
Matsumoto Kukohigashi, Nagano
A 45-year-old farm worker woman nearby called 110 to report seeing a bear in Sasaga, Matsumoto City.
Matsumoto, Nagano
Size: Adult
Matsumoto Kukohigashi, Nagano
Size: Adult
Kiso Shinkai, Nagano
Size: Adult
Shiojiri Hirooka-Harashinden, Nagano
Size: Unknown
Shiojiri, Nagano
Size: adult
Azumino 豊科光, Nagano
Size: Unknown
Shiojiri Niekawa, Nagano
Size: Unknown
Shiojiri, Nagano
Size: Adult
Shiojiri Shimonishijo, Nagano
Size: Adult
Shiojiri Daimon-hachibancho, Nagano
Around 18:35 on 2026-05-29, one bear was sighted in Shimadachi, Matsumoto City, Nagano Prefecture.
Matsumoto Shimadachi, Nagano
Size: Adult
Matsumoto Shinagura, Nagano
Size: adult with cub
Azumino 豊科田沢, Nagano
Size: Unknown
Kiso 大字薮原, Nagano
Size: Juvenile
Azumino 豊科田沢, Nagano
Two Cubs/young bears spotted running across hikers path
Shiojiri Narai, Nagano
Size: Adult
Shiojiri Daimon-nibancho, Nagano
Size: Adult
Shiojiri, Nagano
Peak activity at 18:00 with 2 incidents
Ursus thibetanus japonicus
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In the past 30 days, 66 bear sightings were reported within 5 km of the route. The past 7 days account for 8 of them.
The latest sighting was reported 1 day ago near Kiso 大字菅, Nagano.
Recent sightings on this route peak around 18:00. Bears are generally most active at dawn and dusk.
This 124 km route runs from Kiso Town to Matsushiro Castle within Nagano. In the past 30 days, 66 bear sightings were reported within 5 km of the route. The past 7 days account for 8 of them. The latest sighting was reported 1 day ago near Kiso 大字菅, Nagano. This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
