Kumamap Kumamap Kumamap
Map Areas Trip Planner Sponsor Alerts Report
English 日本語 한국어 简体中文 繁體中文 ไทย
Sign in
Sign in
Map Areas Trip Planner Sponsor Alerts Report
English 日本語 한국어 简体中文 繁體中文 ไทย
  1. Home
  2. Trip Planner
  3. Trip Reports
  4. Minakami to Tamayodo Dam Hiking Route

Minakami to Tamayodo Dam Hiking Route

Hiking · High Risk · 135 km · 1d 3h 15m · 4 stops · 24 sightings · Saved June 10, 2026 · Last updated 15 hours ago
Customize this trip

Saves as a new trip plan. The original stays as-is.

0 views
3
Incidents in last 7 days
24
Incidents in last 30 days
1 day ago
Latest

Safety Summary

This 135 km route runs from Minakami to Tamayodo Dam, passing through Gunma and Saitama. In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 3 of them. The latest sighting was reported 1 day ago near Minakami Tsukiyono, Gunma.

At this density of recent sightings, consider rescheduling or choosing a different trail until activity quiets.

Your Route

Route Profile

Highlights Along Your Route (2)

2 places within 1 km of your route, passing through Gunma, Saitama.

Karasu River
Low Risk

Karasu River

Gunma

33 incidents

Tamayodo Dam
Low Risk

Tamayodo Dam

Saitama

320 incidents

Karasu River
Low Risk

Karasu River

Gunma

33 incidents

Tamayodo Dam
Low Risk

Tamayodo Dam

Saitama

320 incidents

Route Timeline

|
S
Minakami, Gunma
Moderate Risk 14 km 3h 25m 2 sightings within 5 km
Minakami Yogo, Gunma

Minakami Yogo, Gunma

Official ·3 weeks ago
Minakami, Gunma

Minakami, Gunma

Official ·3 weeks ago
1
Minakami, Gunma
High Risk 116 km 22h 48m 24 sightings within 5 km
Minakami Tsukiyono, Gunma

Minakami Tsukiyono, Gunma

Official ·1 day ago
Minakami Tsukiyono, Gunma

Around 08:10 on 2026-07-30, one bear was sighted in Tsukiyono, Minakami Town, Gunma Prefecture.

Minakami Tsukiyono, Gunma

News ·1 day ago
Yorii Fuupu, Saitama

Yorii Fuupu, Saitama

Official ·2 days ago
Show 21 more
Minakami Tsukiyono, Gunma

Minakami Tsukiyono, Gunma

Official ·1 week ago
Minakami Gokan, Gunma

Minakami Gokan, Gunma

Official ·1 week ago
Minakami Namezawa, Gunma

Minakami Namezawa, Gunma

Official ·1 week ago
Minakami Ishikura, Gunma

Minakami Ishikura, Gunma

Official ·2 weeks ago
Minakami Fuse, Gunma

Minakami Fuse, Gunma

Official ·2 weeks ago

A bear was sighted in Shimokawada-machi, Numata City.

Numata Shimokawadamachi, Gunma

News ·2 weeks ago
Numata Shimokawadamachi, Gunma

Numata Shimokawadamachi, Gunma

Official ·2 weeks ago
Minakami Kochi, Gunma

Minakami Kochi, Gunma

Official ·2 weeks ago

On 2026-07-12 in Oana, Minakami Town, Gunma Prefecture, a bear was sighted.

Minakami Oana, Gunma

News ·2 weeks ago
Shibukawa 横堀, Gunma

Shibukawa 横堀, Gunma

Official ·2 weeks ago

One bear was sighted in Sayama-cho, Numata City, Gunma Prefecture.

Numata Sayamamachi, Gunma

News ·3 weeks ago
Minakami Yogo, Gunma

Minakami Yogo, Gunma

Official ·3 weeks ago
Shibukawa 北橘町下箱田, Gunma

Shibukawa 北橘町下箱田, Gunma

Official ·3 weeks ago
Minakami Yubara, Gunma

Minakami Yubara, Gunma

Official ·3 weeks ago
Minakami, Gunma

Minakami, Gunma

Official ·3 weeks ago
Minakami Kamizu, Gunma

Minakami Kamizu, Gunma

Official ·3 weeks ago
Minakami Shimozu, Gunma

Around 10:30 on July 6, a bear was sighted in Shimozu, Minakami Town, Gunma Prefecture.

Minakami Shimozu, Gunma

News ·3 weeks ago
Maebashi 富士見町小暮, Gunma

One bear about 1 meter long was sighted near a field in Fujimi-machi Kogure, Maebashi City.

Maebashi 富士見町小暮, Gunma

News ·3 weeks ago
Minakami Kanosawa, Gunma

Minakami Kanosawa, Gunma

Official ·3 weeks ago

Around 8:00 on July 4, a bear was sighted in Shikanosawa, Minakami Town, Gunma Prefecture.

Minakami Yoshimoto, Gunma

News ·3 weeks ago
Shibukawa 北牧, Gunma

Shibukawa 北牧, Gunma

Official ·1 month ago
2
Tamayodo Dam, Saitama
Moderate Risk 4.7 km 1h 2m 1 sightings within 5 km
Yorii Fuupu, Saitama

Yorii Fuupu, Saitama

Official ·2 days ago
G
Tamayodo Dam, Saitama
Total Distance: 135 km

When Are Bears Most Active?

Peak activity at 8:00 with 7 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

Like what you see? Plan your own.

Draw any route in Japan and get the same bear-safety report, built around the trip you're actually taking.

  • Same incident database powering this report
  • Risk forecast tuned to your exact route
  • Free, instant, no sign-up
Plan my route Browse more trips

Comments (0)

0/2000

No comments yet.

Frequently Asked Questions About This Route

How many bear sightings are on this route?

In the past 30 days, 24 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 1 day ago near Minakami Tsukiyono, Gunma.

What time of day are bears most active here?

Recent sightings on this route peak around 8:00. Bears are generally most active at dawn and dusk.

Is this route safe to travel right now?

This 135 km route runs from Minakami to Tamayodo Dam, passing through Gunma and Saitama. In the past 30 days, 24 bear sightings were reported within 5 km of the route. The past 7 days account for 3 of them. The latest sighting was reported 1 day ago near Minakami Tsukiyono, Gunma. At this density of recent sightings, consider rescheduling or choosing a different trail until activity quiets.

Back to Trip Reports
Kumamap Kumamap

Track bear incidents across Japan. Stay safe outdoors.

Explore

Map Account Areas Places of Interest Predictions Near Me Trip Planner Trip Reports Community Alerts Gear

Learn

Bear Safety Guides Blog News Data FAQ

Mobile

iOS App Android App LINE WhatsApp

Company

About Contact Report Sponsor

Legal

Privacy Terms Commercial Disclosure
Sponsor
mistweaverco.com mistweaverco.com
© 2026 Kumamap