What to Know About Bears Before Hiking the Mashu-Kussharo Trail

Encounter & Field Knowledge

The Mashu-Kussharo Trail (MKT) is a 62.5km route through Akan-Mashu National Park, and its official Japanese-language hiking guide covers bear safety in real detail. The trail’s English pages don’t currently carry that content, so here’s a plain-English summary of what the official guide recommends.


A note from Bear Safety Hokkaido: this is a summary, not a translation — for the full official guide (and it’s worth reading in full if you can), see the link at the bottom. A browser’s built-in translate function handles the Japanese page reasonably well.


What the trail authority recommends carrying

Alongside standard hiking gear, MKT’s official guide specifically calls out bear bells or a whistle (to announce your presence on blind corners and in dense brush) and bear spray, which it describes as strongly recommended rather than optional. The trail crosses long stretches of forest and farmland with no phone reception, so this isn’t gear to skip.

If you encounter a bear

MKT’s guide is specific on this point, more so than most general advice: bears usually avoid people and will move off or hide if they sense you coming, so the goal is to never surprise one at close range. In low-visibility conditions — early morning, dusk, fog, heavy rain, or near loud rivers where a bear may not hear you — clap or call out frequently.

If an encounter does happen, the guide’s advice is to stay calm, keep watching the bear without turning your back, and back away slowly until it leaves. Bear spray is described as a last resort: it has to be discharged at close range (within about 5 metres) to be effective, wind direction can make it unusable, and the guide recommends learning how to use it before you’re in a situation where you need to.

Where to rent bear spray near the trail

MKT’s official site names three rental locations without listing rates or hours online:

  • Kawayu Visitor Centre
  • Mashuko Kamuy Terrace
  • River & Field

Contact each directly to confirm current pricing and availability before your hike.

Check current sightings before you go

Teshikaga Town’s official office maintains a bear sighting information page for the area, which MKT’s own site links to as its primary source. Check it — and, if you’re also passing through Daisetsuzan or Shiretoko, see our companion guide to those areas’ official bear activity sites — before you set out.

→ Teshikaga Town bear sighting information: https://www.town.teshikaga.hokkaido.jp/kurashi/soshikiichiran/norinka/1/1/2706.html


This article summarizes safety guidance published by the Mashu-Kussharo Trail’s official Japanese-language site as of Aug 2026. It is not affiliated with the trail organization. Always check current trail and bear conditions directly before your hike — conditions can change daily.


Related Reading

→ Bear Safety in Hokkaido: Complete Guide for Hikers: https://bearsafetyhokkaido.site/bear-safety-in-hokkaido-complete-guide-for-hikers/ → How to Read Hokkaido’s Official Bear Activity Sites: https://bearsafetyhokkaido.site/how-to-read-hokkaidos-official-bear-activity-sites-even-if-you-dont-read-japanese/ → The Hokkaido East Trail’s Mail-Order Bear Spray and Bear Canister Rental: https://bearsafetyhokkaido.site/the-hokkaido-east-trails-mail-order-bear-spray-and-bear-canister-rental/ → What to Know Before Hiking the Kussharo Caldera Trail (KCT): https://bearsafetyhokkaido.site/what-to-know-before-hiking-the-kussharo-caldera-trail-kct/ → Ura-Mashu Outer Rim & Kami-no-ko-ike Trail: https://bearsafetyhokkaido.site/ura-mashu-outer-rim-kami-no-ko-ike-trail-what-to-know-before-you-hike/ → Source: Mashu-Kussharo Trail, “How to Hike the MKT” (Japanese): https://mashukussharotrail.jp/walking


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Meta Description: What the Mashu-Kussharo Trail's official guide says about bear bells, bear spray, and what to do in an encounter — summarized in English.

Category: Encounter & Field Knowledge Tags: Mashu-Kussharo Trail, MKT, Teshikaga, bear encounter, hiking safety

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