Mountains & Hiking · Niigata
Mount Sumon Black Bear Incidents
Black Bear sighting and incident data compiled from official government records, news outlets, and community reports.
Latest Bear Activity in Mount Sumon
Mount Sumon had a Black Bear report in Nagaoka on June 10, 2026. There were 5 incidents in the past 30 days, including 2 in the past 7 days. Reports are up from the previous week. Recent reports include Nagaoka and Uonuma. The area has 434 recorded incidents in total.
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Mount Sumon Bear Incident Map
No incidents in this time range
No incidents in this time range
Nearby Areas
Comments (1)
Uonuma Nagatori had five incidents in four days.
Hiking in bear country
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Frequently Asked Questions About Bears in Mount Sumon
How many bear incidents have been recorded in Mount Sumon?
Mount Sumon has recorded 434 bear incidents in total, with 5 reported in the last 30 days and 2 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 Mount Sumon?
The most recent bear sighting in Mount Sumon was on June 9, 2026 in Nagaoka, Niigata, where 2 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Mount Sumon?
Recent bear sightings in Mount Sumon have been concentrated in Uonuma Nagatori (16), Nagaoka 小向 (14), Nagaoka 大川戸 (14). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Mount Sumon?
Activity is elevated. 2 of the 5 monthly incidents occurred in the last 7 days.
What type of bears are in Mount Sumon?
Mount Sumon 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.