Mountains & Hiking · Yamanashi
Chichibu Mountains Black Bear Incidents
Bear incident and sighting reports for Chichibu Mountains, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
Chichibu Mountains saw a black bear in Yamanashi Makiokacho Somaguchi on October 29, 2025 at 2:00, the most recent report in the area. That sighting adds to a total of 19 black bear sightings recorded here.
Activity has been heaviest around Yamanashi Mitomi and Hokuto, with repeated reports in Kamikamakuchi, Kawaura, and Tokuwa, while the strongest monthly stretches came in May 2024, June 2024, July 2025, and August 2025, each with 2 incidents. Reports also reached October 2025 with 1 incident, and they appeared in June 2023, June 2022, August 2021, June 2021, and May 2021, all with 1 incident each.
Chichibu 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 Chichibu Mountains
How many bear incidents have been recorded in Chichibu Mountains?
Chichibu Mountains has 19 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 Chichibu Mountains?
The most recent bear sighting in Chichibu Mountains was on October 28, 2025 in Yamanashi Makiokacho-Somaguchi, Yamanashi, where 1 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Chichibu Mountains?
Recent bear sightings in Chichibu Mountains have been concentrated in Yamanashi Mitomi-Kawaura (4), Yamanashi Makiokacho-Somaguchi (3), Hokuto (3). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Chichibu Mountains?
No recent activity to assess.
What type of bears are in Chichibu Mountains?
Chichibu 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.