Tourism Spots · Aomori
Oirase River Black Bear Incidents
Bear incident and sighting reports for Oirase River, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
Oirase River has recently seen black bear activity close to Nakaibayashi Park in Hachinohe, where one bear was sighted at around 7:10 on May 8, 2026 about 400 meters west of the park. Earlier that same morning and on May 7, 2026, more sightings were also reported around Nakaibayashi and nearby Nukazuka, showing that the Hachinohe side has been drawing repeated attention.
The busiest stretches of activity have been around Hachinohe, Tōhoku, Rokunohe, and Gonohe, with the strongest monthly surge coming in November 2025 at 40 incidents and October 2025 close behind at 38. The area has recorded 633 black bear sightings overall, and the reports have kept coming into April 2026 with 17 incidents and March 2026 with 25.
Oirase River Bear Incident Map
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Frequently Asked Questions About Bears in Oirase River
How many bear incidents have been recorded in Oirase River?
Oirase River has recorded 633 bear incidents in total, with 43 reported in the last 30 days and 26 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 Oirase River?
The most recent bear sighting in Oirase River was on May 7, 2026 in Hachinohe Nakaibayashi, Aomori, where 1 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Oirase River?
Recent bear sightings in Oirase River have been concentrated in Hachinohe Numadate (11), Hachinohe Nakaibayashi (4), Hachinohe (4). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Oirase River?
Activity is elevated. 26 of the 43 monthly incidents occurred in the last 7 days.
What type of bears are in Oirase River?
Oirase 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.