Mountains & Hiking · Gunma
Mount Osutaka Black Bear Incidents
Bear incident and sighting reports for Mount Osutaka, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
Mount Osutaka has seen 9 black bear sightings in the records I have, and things have been active lately with two recent reports on 2025-12-10 in Chichibu Nakatsugawa. The latest evening sighting at 20:00 and a morning sighting near Deai Tunnel make Nakatsugawa the current hotspot.
Overall activity is concentrated around Chichibu Nakatsugawa, with other single sightings in Kawakami and Chichibu 大黒 earlier in the year, totaling 9 reported bears. The monthly counts show peaks in 2025-08 with 4 sightings and 2025-12 with 2, keeping Nakatsugawa noticeably busy.
Mount Osutaka 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 Mount Osutaka
How many bear incidents have been recorded in Mount Osutaka?
Mount Osutaka has 9 recorded bear incidents in total, but no activity has been reported in the last 30 days. Bear activity varies seasonally, so always check the latest status before hiking or spending time outdoors.
When and where was the latest bear incident in Mount Osutaka?
The most recent bear sighting in Mount Osutaka was on December 10, 2025 in Chichibu Nakatsugawa, Saitama, where 1 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Mount Osutaka?
Recent bear sightings in Mount Osutaka have been concentrated in Chichibu Nakatsugawa (6), Chichibu 大黒 (2), Kawakami 大字大深山 (1). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Mount Osutaka?
No recent activity to assess.
What type of bears are in Mount Osutaka?
Mount Osutaka 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.