Mountains & Hiking · Nagano
Kiso Mountains Black Bear Incidents
Bear incident and sighting reports for Kiso Mountains, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
Kiso Mountains saw its latest black bear report on April 23, 2026 in Kiso, where a juvenile bear was spotted. That follows another sighting in Komagane Akaho on April 6, 2026, and an adult bear report in Komagane on March 27, 2026.
The most active places in this area have been Agematsu, Komagane, Kiso, and Ina Masumigaoka, with sightings running through late spring, summer, and into winter. Activity peaked in June 2025 with 21 reports and again in September 2024 with 19, while the area has logged 121 black bear sightings overall.
Kiso Mountains Bear Incident Map
No incidents in this time range
No incidents in this time range
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Frequently Asked Questions About Bears in Kiso Mountains
How many bear incidents have been recorded in Kiso Mountains?
Kiso Mountains has recorded 121 bear incidents in total, with 1 reported in the last 30 days and 0 in the last 7 days. These reports are compiled from official government sources, news outlets, and community submissions, and can be viewed on the incident map.
When and where was the latest bear incident in Kiso Mountains?
The most recent bear sighting in Kiso Mountains was on April 22, 2026 in Kiso, Nagano, where 1 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Kiso Mountains?
Recent bear sightings in Kiso Mountains have been concentrated in Agematsu 駅前通り二丁目 (45), Kiso Fukushima (16), Kiso Hiyoshi (11). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Kiso Mountains?
Activity has slowed. 0 incidents in the last 7 days, 1 in the last 30 days.
What type of bears are in Kiso Mountains?
Kiso Mountains is home to Asian black bears, which weigh up to 120kg and inhabit the mountains of Honshu and Shikoku. They are generally shy but can be dangerous when surprised or protecting cubs. Carry bear bells while hiking.