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Tourism Spots · Yamanashi

Lake Sai Black Bear Incidents

Black Bear sighting and incident data compiled from official government records, news outlets, and community reports.

547 bear incidents recorded · Last updated 8 hours ago
Trip Plan Risk Map Bear Report

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Lake Sai
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Incidents in last 7 days
3
Incidents in last 30 days
24
Latest
1 day ago
Lake Sai
Moderate Risk

Latest Bear Activity in Lake Sai

Lake Sai had a Black Bear report in Tsuru Ohata on August 6, 2026. There were 24 incidents in the past 30 days, including 3 in the past 7 days. Reports are down from the previous week, but recent activity remains. Recent reports are spread across Fujiyoshida, Chuo Asari, and Chuo Takabe. The area has 547 recorded incidents in total.

Lake Sai Bear Incident Map

Showing 120 of 120

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Recent trips through Lake Sai

Lake Sai → Gotemba

Lake Sai → Gotemba

5 stops · 2 months ago

3,831 views

Lake Kawaguchi → Mount Ashitaka

Lake Kawaguchi → Mount Ashitaka

10 stops · 2 months ago

181 views

Lake Sai

Lake Sai

2 stops · 2 months ago

37 views

Narusawa → Lake Sai

Narusawa → Lake Sai

2 stops · 2 months ago

35 views

Lake Sai → Fuji-Q Highland

Lake Sai → Fuji-Q Highland

2 stops · 2 months ago

25 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Upbeat Explorer @hiker-3a8057cf
Fuji → Lake Sai

Fuji → Lake Sai

2 stops · 2 months ago

20 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Tranquil Trekker @watcher-fae522b1
Lake Sai → Nishio

Lake Sai → Nishio

2 stops · 1 month ago

16 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Curious Strider @watcher-220b24d0
Lake Kawaguchi → Fuji-Q Highland

Lake Kawaguchi → Fuji-Q Highland

4 stops · 2 months ago

15 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Pony @hiker-9e429860
Lake Sai → Gotemba

Lake Sai → Gotemba

5 stops · 2 months ago

3,831 views

Lake Kawaguchi → Mount Ashitaka

Lake Kawaguchi → Mount Ashitaka

10 stops · 2 months ago

181 views

Lake Sai

Lake Sai

2 stops · 2 months ago

37 views

Narusawa → Lake Sai

Narusawa → Lake Sai

2 stops · 2 months ago

35 views

Lake Sai → Fuji-Q Highland

Lake Sai → Fuji-Q Highland

2 stops · 2 months ago

25 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Upbeat Explorer @hiker-3a8057cf
Fuji → Lake Sai

Fuji → Lake Sai

2 stops · 2 months ago

20 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Tranquil Trekker @watcher-fae522b1
Lake Sai → Nishio

Lake Sai → Nishio

2 stops · 1 month ago

16 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Curious Strider @watcher-220b24d0
Lake Kawaguchi → Fuji-Q Highland

Lake Kawaguchi → Fuji-Q Highland

4 stops · 2 months ago

15 views

Lorelei NeutralLisa Wischofskyhttps://www.figma.com/community/file/1198749693280469639https://creativecommons.org/publicdomain/zero/1.0/Remix of „Lorelei Neutral” (https://www.figma.com/community/file/1198749693280469639) by „Lisa Wischofsky”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
Pony @hiker-9e429860
See more trips through Lake Sai

Nearby Areas

Lake Kawaguchi
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Lake Kawaguchi

6.7 km

599 incidents

Lake Shōji
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Lake Shōji

6.9 km

554 incidents

Fuji-Q Highland
Moderate Risk

Fuji-Q Highland

8.7 km

565 incidents

Lake Motosu
Moderate Risk

Lake Motosu

9.8 km

490 incidents

Gekkō-ji Temple
Moderate Risk

Gekkō-ji Temple

10 km

567 incidents

Arakurayama Sengen Park
Moderate Risk

Arakurayama Sengen Park

11 km

580 incidents

Asagiri Plateau
Moderate Risk

Asagiri Plateau

13 km

473 incidents

Kai Kokubun-ji Temple
Low Risk

Kai Kokubun-ji Temple

15 km

452 incidents

Lake Kawaguchi
Moderate Risk

Lake Kawaguchi

6.7 km

599 incidents

Lake Shōji
Moderate Risk

Lake Shōji

6.9 km

554 incidents

Fuji-Q Highland
Moderate Risk

Fuji-Q Highland

8.7 km

565 incidents

Lake Motosu
Moderate Risk

Lake Motosu

9.8 km

490 incidents

Gekkō-ji Temple
Moderate Risk

Gekkō-ji Temple

10 km

567 incidents

Arakurayama Sengen Park
Moderate Risk

Arakurayama Sengen Park

11 km

580 incidents

Asagiri Plateau
Moderate Risk

Asagiri Plateau

13 km

473 incidents

Kai Kokubun-ji Temple
Low Risk

Kai Kokubun-ji Temple

15 km

452 incidents

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Hiking in bear country

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Frequently Asked Questions About Bears in Lake Sai

How many bear incidents have been recorded in Lake Sai?

Lake Sai has recorded 547 bear incidents in total, with 24 reported in the last 30 days and 3 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 Lake Sai?

The most recent bear sighting in Lake Sai was on August 6, 2026 in Tsuru Ohata, Yamanashi, where 1 Black Bear was reported. Detailed location and surrounding incidents are available on the incident map.

Where have bears appeared recently in Lake Sai?

Recent bear sightings in Lake Sai have been concentrated in Fujiyoshida (15), Fujikawaguchiko Kawaguchi (9), Fuefuki (7). These areas have had multiple reports within the last 30 days.

Is bear activity increasing in Lake Sai?

Activity has slowed. 3 incidents in the last 7 days, 24 in the last 30 days.

What type of bears are in Lake Sai?

Lake Sai 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.

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