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Koma River Black Bear Incidents
Bear incident and sighting reports for Koma River, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
Koma River has just seen a black bear near Misugidai 1 chome in Hannō City on April 30, 2026 at around 16:00, when a bear like animal about 60 to 70 cm long was reported in an area that includes schools and restaurants. Another close call came on April 20, 2026 at around 00:45 in Misugidai, under the pedestrian bridge east of Misugidai Elementary School, where a bear like animal about 1 meter long was sighted.
The busiest ground around Koma River has been Hannō City, especially along the Iruma River riverbank and riverbed near Aoki and Kawadera, with nearby reports also coming from Moroyama Town and Hidaka. Activity has been heaviest in October 2025 with 26 sightings, then November 2025 with 14, and the area has recorded 68 black bear sightings overall.
Koma River Bear Incident Map
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No incidents in this time range
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Frequently Asked Questions About Bears in Koma River
How many bear incidents have been recorded in Koma River?
Koma River has recorded 68 bear incidents in total, with 2 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 Koma River?
The most recent bear sighting in Koma River was on April 30, 2026 in Hanno 大字矢颪, Saitama, where 1 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Koma River?
Recent bear sightings in Koma River have been concentrated in Hanno (5), Saitama Prefecture (4), Hanno City (3). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Koma River?
Activity has slowed. 0 incidents in the last 7 days, 2 in the last 30 days.
What type of bears are in Koma River?
Koma River 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.