Mountains & Hiking · Hokkaido
Isosannupuri Brown Bear Incidents
Bear incident and sighting reports for Isosannupuri, compiled from official government sources, news outlets, and community submissions. View the interactive incident map and safety information before hiking or outdoor activities.
In Isosannupuri, the most recent brown bear report came on September 23, 2025 in Hamatonbetsu Utsunai, where a bear was found in a dent corn field by drone during a local hunter association patrol. That same area has been especially busy, with bears also turning up in Hamatonbetsu Moutsunai on road and forest road patrols, and another bear was later confirmed in the Utsunai fields.
Most of the activity has centered on Hamatonbetsu Utsunai and Hamatonbetsu Moutsunai, especially along fields, forest roads, and town roads. Activity has been strongest in May 2025 with 13 reports and in August 2025 and September 2025 with 9 and 10 reports respectively, and Isosannupuri has logged 66 brown bear sightings overall.
Isosannupuri Bear Incident Map
No incidents in this time range
No incidents in this time range
Nearby Areas
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デントコーン畑に集中しすぎてないか。
Hiking in bear country
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Frequently Asked Questions About Bears in Isosannupuri
How many bear incidents have been recorded in Isosannupuri?
Isosannupuri has 66 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 Isosannupuri?
The most recent bear sighting in Isosannupuri was on September 23, 2025 in Hamatonbetsu Utsunai, Hokkaido, where 1 Brown Bear was reported. Detailed location and surrounding incidents are available on the incident map.
Where have bears appeared recently in Isosannupuri?
Recent bear sightings in Isosannupuri have been concentrated in Hamatonbetsu Utsunai (29), Hamatonbetsu Nitachinai (12), Hamatonbetsu Moutsunai (7). These areas have had multiple reports within the last 30 days.
Is bear activity increasing in Isosannupuri?
No recent activity to assess.
What type of bears are in Isosannupuri?
Isosannupuri is home to brown bears (Ussuri brown bear), which can weigh up to 500kg and are found only in Hokkaido. They are active from spring through autumn. Always carry bear bells and bear spray when hiking.