Tourism Spots · Tochigi
Naka River Black Bear Incidents
Bear incident and sighting reports for Naka River, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
Naka River has recently seen its most striking encounter on April 26, 2026, when two black bears were reported in Nasu 大丸 at Yumoto, on the road about 400 m east of Tōge no Chaya. Each bear was described as about 1.5 m long, and the same day brought another black bear report in Nasushiobara and one more in Nasu 大丸.
The busiest stretches of activity are around Nasu 大丸, Nasushiobara, and Nishigo, with repeated reports also coming from Minamiaizu Nagano in Fukushima Prefecture. Activity peaked in October 2025 with 32 incidents and August 2025 with 31, while November 2025 still stayed high at 26; the area has logged 333 black bear sightings overall.
Naka River 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 Naka River
How many bear incidents have been recorded in Naka River?
Naka River has recorded 333 bear incidents in total, with 19 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 Naka River?
The most recent bear sighting in Naka River was on April 26, 2026 in Nasu 大丸, Tochigi, where 2 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Naka River?
Recent bear sightings in Naka River have been concentrated in Nasu (16), Nishigo (11), Nishigo 大字熊倉 (7). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Naka River?
Activity has slowed. 0 incidents in the last 7 days, 19 in the last 30 days.
What type of bears are in Naka River?
Naka 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.