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This 22 km route runs from Mitsumine Shrine to Lake Okutama, passing through Saitama, Tokyo, and Yamanashi. In the past 30 days, 42 bear sightings were reported within 5 km of the route. The past 7 days account for 7 of them. The latest sighting was reported 3 days ago near Tokyo Tozura, Tokyo.
This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
4 places within 1 km of your route, passing through Saitama, Tokyo, Yamanashi.
Tokyo Tozura, Tokyo
While driving on the national highway, I saw a bear directly in front of me. The bear went down toward the river.
Tabayama Honose, Yamanashi
Tabayama Honose, Yamanashi
Tabayama Honose, Yamanashi
Chichibu Mitsumine, Saitama
A bear cub was sighted in Mitsumine, Chichibu City, Saitama Prefecture, around 7:30 a.m. on July 20.
Chichibu Mitsumine, Saitama
Within the Mitsumine area (near Mitsumine heliport)
Chichibu Mitsumine, Saitama
Tabayama Okuaki, Yamanashi
Tabayama Okuaki, Yamanashi
Tokyo Kochi, Tokyo
Tokyo Kochi, Tokyo
Chichibu, Saitama
Within Mitsumine area, Chichibu City (on the hiking trail to Mount Kumotori about 500 m from Mitsumine parking lot)
Chichibu, Saitama
Chichibu Mitsumine, Saitama
Within Mitsumine area, Chichibu City (about 500 m from Mitsumine parking lot, on the trail to Mount Kumotori)
Chichibu Mitsumine, Saitama
A bear cub was sighted in Mimine, Chichibu City.
Chichibu Mitsumine, Saitama
Chichibu Mitsumine, Saitama
Chichibu City, Mitsumine
Chichibu Mitsumine, Saitama
Chichibu Mitsumine, Saitama
Chichibu Mitsumine, Saitama
A bear was sighted in Mitsumine, Chichibu City.
Chichibu Mitsumine, Saitama
Tabayama Honose, Yamanashi
Chichibu City, Mitsumine
Chichibu Mitsumine, Saitama
Chichibu City, Mitsumine
Chichibu Mitsumine, Saitama
Chichibu Mitsumine, Saitama
Chichibu City, Mitsumine
Chichibu Mitsumine, Saitama
A bear cub was sighted in Mitsumine, Chichibu City, around 8:40 p.m. on July 7.
Chichibu Mitsumine, Saitama
Chichibu, Saitama
Kosuge, Yamanashi
Within Otaki area (near Kamitsuyoiwa)
Chichibu, Saitama
Chichibu, Saitama
Chichibu Mitsumine, Saitama
A bear sighting was reported in Mitsumine, Chichibu City, on the morning of July 4.
Chichibu Mitsumine, Saitama
Within the Mitsumine area (near the Fujiiwa Tunnel)
Chichibu, Saitama
Within Otaki area (near Sumiyaki-daira on the Kumotori-yama trail)
Chichibu Mitsumine, Saitama
Tabayama Honose, Yamanashi
Tabayama Honose, Yamanashi
One bear cub next to the guardrail on the Okutama Lake → Enzan route
Tabayama Honose, Yamanashi
Chichibu Mitsumine, Saitama
On the night of 2026-07-01, a sighting of one bear cub was reported in Mitake, Chichibu City.
Chichibu Mitsumine, Saitama
Inside Mitsumine (near Mitsumine parking lot)
Chichibu Mitsumine, Saitama
Tokyo Kochi, Tokyo
Peak activity at 9:00 with 4 incidents
Ursus thibetanus japonicus
Safety picks and trail essentials, top-rated on Amazon and Rakuten.
For mountain rescue, call 110 (police). They will coordinate with local rescue teams.
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In the past 30 days, 42 bear sightings were reported within 5 km of the route. The past 7 days account for 7 of them.
The latest sighting was reported 3 days ago near Tokyo Tozura, Tokyo.
Recent sightings on this route peak around 9:00. Bears are generally most active at dawn and dusk.
This 22 km route runs from Mitsumine Shrine to Lake Okutama, passing through Saitama, Tokyo, and Yamanashi. In the past 30 days, 42 bear sightings were reported within 5 km of the route. The past 7 days account for 7 of them. The latest sighting was reported 3 days ago near Tokyo Tozura, Tokyo. This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.
