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  4. Izu to Lake Okutama Hiking Route

Izu to Lake Okutama Hiking Route

Hiking · Very High Risk · 126 km · 1d 2h 19m · 2 stops · 32 sightings · Saved May 19, 2026 · Last updated 19 hours ago
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0 views
3
Incidents in last 7 days
32
Incidents in last 30 days
2 days ago
Latest

Safety Summary

This 126 km route runs from Izu to Lake Okutama, passing through Shizuoka, Tokyo, and Yamanashi. In the past 30 days, 32 bear sightings were reported within 5 km of the route. The past 7 days account for 3 of them. The latest sighting was reported 2 days ago near Fujiyoshida, Yamanashi.

This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.

Your Route

Route Profile

Highlights Along Your Route (2)

2 places within 1 km of your route, passing through Shizuoka, Tokyo, Yamanashi.

Mishima Taisha
Low Risk

Mishima Taisha

Shizuoka

59 incidents

Lake Okutama
Moderate Risk

Lake Okutama

Tokyo

905 incidents

Mishima Taisha
Low Risk

Mishima Taisha

Shizuoka

59 incidents

Lake Okutama
Moderate Risk

Lake Okutama

Tokyo

905 incidents

Route Timeline

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S
Izu, Shizuoka
Very High Risk 126 km 1d 2h 19m 32 sightings within 5 km
Fujiyoshida, Yamanashi

Fujiyoshida, Yamanashi

Official ·2 days ago
Otsuki Hatsukarimachi-Shimohatsukari, Yamanashi

Otsuki Hatsukarimachi-Shimohatsukari, Yamanashi

Official ·3 days ago

Fujiyoshida, Yamanashi

Official ·6 days ago
Show 29 more
Otsuki, Yamanashi

Otsuki, Yamanashi

Official ·1 week ago
Otsuki Nigiokamachi-Iwadono, Yamanashi

Otsuki Nigiokamachi-Iwadono, Yamanashi

Official ·1 week ago
Kosuge, Yamanashi

Kosuge, Yamanashi

Official ·1 week ago
Kosuge, Yamanashi

Kosuge, Yamanashi

Official ·1 week ago

Tokyo Tozura, Tokyo

Official ·1 week ago
Tabayama Honose, Yamanashi

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

Official ·1 week ago
Tabayama Honose, Yamanashi

Tabayama Honose, Yamanashi

Official ·1 week ago
Tabayama Honose, Yamanashi

Tabayama Honose, Yamanashi

Official ·1 week ago

Tsuru Shishidome, Yamanashi

Official ·1 week ago
Tsuru, Yamanashi

It is believed to have been digging a hole in the mountains.

Tsuru, Yamanashi

Official ·1 week ago

A mother bear and two cubs were sighted near a community center in Asari, Nigoka-cho, Otsuki City.

Otsuki Nigiokamachi-Asari, Yamanashi

News ·1 week ago
Otsuki Nigiokamachi-Asari, Yamanashi

Otsuki Nigiokamachi-Asari, Yamanashi

Official ·1 week ago
Tokyo Sakai, Tokyo

Tokyo Sakai, Tokyo

Official ·1 week ago

I was walking from Iwadono Mountain toward Chigo-Otoshi. Just as I was about to reach Chigo-Otoshi, I encountered a bear cub.

Otsuki Nigiokamachi-Yurigaoka, Yamanashi

1 week ago
Otsuki Nigiokamachi-Yurigaoka, Yamanashi

A bear was sighted in Shigenokamachi Kozuse, Otsuki City.

Otsuki Nigiokamachi-Yurigaoka, Yamanashi

News ·1 week ago

Tokyo Kochi, Tokyo

Official ·2 weeks ago

Tokyo Kochi, Tokyo

Official ·2 weeks ago

Otsuki, Yamanashi

Official ·2 weeks ago

Tokyo Sakai, Tokyo

Official ·2 weeks ago

Tsuru Shimoya, Yamanashi

Official ·3 weeks ago
Fujiyoshida, Yamanashi

Fujiyoshida, Yamanashi

Official ·3 weeks ago
Fujiyoshida, Yamanashi

Two bears, believed to be a parent and cub, were sighted by the baseball field area of Fuji Hokuroku Park.

Fujiyoshida, Yamanashi

News ·3 weeks ago
Fujiyoshida, Yamanashi

Fujiyoshida, Yamanashi

Official ·3 weeks ago
Tabayama Honose, Yamanashi

Tabayama Honose, Yamanashi

Official ·3 weeks ago

Tokyo, Tokyo

Official ·3 weeks ago
Kosuge, Yamanashi

Kosuge, Yamanashi

Official ·3 weeks ago
Tabayama Honose, Yamanashi

Tabayama Honose, Yamanashi

Official ·1 month ago
Tabayama Honose, Yamanashi

Tabayama Honose, Yamanashi

Official ·1 month ago
Tabayama Honose, Yamanashi

One bear cub next to the guardrail on the Okutama Lake → Enzan route

Tabayama Honose, Yamanashi

1 month ago
G
Lake Okutama, Tokyo
Total Distance: 126 km

When Are Bears Most Active?

Peak activity at 12:00 with 6 incidents

Asian black bears on your route

Asian Black Bear

Asian Black Bear

Ursus thibetanus japonicus

Range
Honshu, Shikoku
Size
80–120 kg
Active
Dawn & dusk

Sharing space safely

  • ·Make noise as you walk; carry bear spray
  • ·If charged, stand firm and use the spray
  • ·If contact happens, resist firmly. They retreat when met with resistance
  • ·Don't climb. They climb better than you

Safety Checklist

Hiking in bear country

Safety picks and trail essentials, top-rated on Amazon and Rakuten.

Emergency Contacts

110
Police
119
Fire/Ambulance

For mountain rescue, call 110 (police). They will coordinate with local rescue teams.

Bear risk analysis map showing route with safety levels

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Frequently Asked Questions About This Route

How many bear sightings are on this route?

In the past 30 days, 32 bear sightings were reported within 5 km of the route. The past 7 days account for 3 of them.

When and where was the most recent bear sighting near this route?

The latest sighting was reported 2 days ago near Fujiyoshida, Yamanashi.

What time of day are bears most active here?

Recent sightings on this route peak around 12:00. Bears are generally most active at dawn and dusk.

Is this route safe to travel right now?

This 126 km route runs from Izu to Lake Okutama, passing through Shizuoka, Tokyo, and Yamanashi. In the past 30 days, 32 bear sightings were reported within 5 km of the route. The past 7 days account for 3 of them. The latest sighting was reported 2 days ago near Fujiyoshida, Yamanashi. This is an active bear corridor. Rerouting or rescheduling your hike is strongly advised.

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