How do you stay safe from avalanches in Hokkaido?

Staying safe in Hokkaido's backcountry comes down to four habits: read the avalanche bulletin, file a climbing plan with police, carry full avalanche rescue kit and ride with a certified guide until you know the terrain. Outside the resorts nobody controls the slopes for avalanches, and avalanches have buried riders on Yotei and Rishiri since 2023.

We compiled this guide from the published rules of the resorts and town authorities, the avalanche services and touring reports, and we checked them in October 2026. Use it to prepare, and let a guide or the bulletin make the call on the day.

Which avalanche bulletins cover Hokkaido?

Two services cover the main riding areas. The Niseko Avalanche Institute posts a daily report at niseko.nadare.info in English and Japanese. It is written from 6:00 observations and often notes which resort gates are opening. The Japan Avalanche Network publishes danger ratings at nadare.jp, with a Niseko area bulletin and a Tokachi bulletin. Its Central Hokkaido forecast for the Daisetsu and Tokachi ranges comes out three times a week. Hokkaido Wilds keeps a plain-English summary of where to find each one.

Where you're riding	Bulletin to read	Notes
Niseko resorts, Yotei and the Niseko Range	niseko.nadare.info and the JAN Niseko bulletin	The Niseko report is written from 6:00 observations
Sapporo backcountry: Shirai-dake, Yoichi-dake, Okuteine	JAN Niseko bulletin	The nearest bulletin our zone files list
Asahidake, Kurodake and the Tokachi range	JAN Central Hokkaido forecast at nadare.jp	Published three times a week
Tomamu, Karifuri-dake, Nissho Pass, Sahoro-dake	JAN Tokachi bulletin	Check the volcano alerts as well
Rishiri, Piyashiri-yama, Unabetsu-dake, Shikotsu volcanoes	None	Rely on your own observations or a local guide

Large parts of the island have no bulletin at all, and in the zones on the last row of the table you depend on your own snowpack skills or a local guide.

Check the volcano alerts too. The JMA volcano map has kept Tokachidake at Level 3 since 12 September 2026, and Meakandake and Hokkaido Komagatake sit at Level 2.

What is Hokkaido's snowpack like?

Storms reach Hokkaido on northwesterly winds, and the wind moves the new snow as it lands. Slopes facing east sit in the lee, so storm snow piles up on them. On Karifuri-dake that loading gives the east faces their deep powder and builds heavy cornices on the east side of the northern ridge. Above treeline the same wind scours the snow down to rime and ice, and summits such as Yotei often need boot and ski crampons above about 1,300 m.

Later in the winter, smooth slopes open glide cracks and release all the way to the ground. Shiribetsu-dake's south bowl is the best-known case, and the Niseko avalanche reports have flagged full-depth slides in the Moiwa bowl around 800 m. Gullies collect whatever comes down. Yotei's 148 Gully drops 1,300 m from the rim as one long terrain trap.

The broad plateaus on Asari-dake and above Asahidake vanish in cloud, and Higashikawa's winter survival map warns that parties descending south from near Kinko-iwa go missing often. Asahidake's Jigoku-dani and the craters on Tokachidake add volcanic gas from their fumaroles.

What does Hokkaido's accident record show?

In 2009 an avalanche on the steep first slope above the road at Nitonupuri in the Niseko Range buried four people. A surface slide on Shiribetsu-dake's west slope killed a tour member in January 2010 while avalanche and heavy-snow advisories were in force (Hokkaido Shimbun). A fatal avalanche hit the zone beside Kiroro in 2021.

Yotei has killed people twice in recent winters. A member of a ten-person tour died in an avalanche near the sixth station of the Hirafu route in January 2023, and in March 2024 a slide on the Kutchan side killed two New Zealanders during a warm spell (1News). On Rishiri, an avalanche on 3 March 2024 caught at least four members of a guided group. Closer to Sapporo, Hokkaido Wilds counts more avalanche deaths on Muine-yama than on any other mountain in the region.

Police figures reported by Impress Watch count 129 mountain accidents in Hokkaido in 2024 involving 163 people, and that total covers every season. Beside Furano, the number of people needing help in the forest jumped from 3 to 23 in fiscal 2024.

How do you file a climbing plan?

File one with Hokkaido Police before every tour. The online Compass system works in English, and Kiroro names it in its policy as the way to reach the police. YAMAP users have a second route. Hokkaido Police and YAMAP signed an agreement so that a plan submitted in the app reaches the police as well as your emergency contacts (Impress Watch). Compass and YAMAP run as separate systems, and we found nothing saying they share plans with each other, so pick one and send your plan to someone at home as well. The Hokkaido Police mountain safety page carries the paper route.

Some trailheads and resorts add their own paperwork. Furano wants its climbing-plan form at a patrol hut before every exit. At Kurodake you sign a forest entry register and a consent form. Tourers on Iwanai-dake sign in at the lodge with photo ID, a phone number and their car's plate. Trailheads on national forest land below Tokachidake also keep an entry log in a box for your party's names. Our gates and rules guide covers each resort. In an emergency, call 110.

What does a rescue cost?

Every resort in our guide that publishes a rule bills the rescued rider, and the rates below were current when we checked in October 2026. Search and rescue under the Niseko Rules starts at ¥100,000. Sapporo Kokusai does not launch rescues outside its boundary on its own, and when the authorities ask for help it bills from ¥50,000 an hour plus staff, snowcat and snowmobile time, with 25% more from 17:00 and 50% overnight (Kokusai rules). Nayoro Piyashiri charges riders who skip its tree-area registration ¥10,000 per patroller per hour and ¥50,000 an hour for a snowcat.

Furano and Sapporo Teine bill rescues beyond their exits in full. Kurodake bills after-hours ropeway and lift runs to the rescued party or their family. Before you fly, check that your travel insurance covers off-piste riding and search and rescue in Japan.

What kit should you carry?

Carry an avalanche transceiver, shovel and probe on every tour and every gate run. The Niseko gates require a helmet and a transceiver, and Higashikawa's Asahidake map adds skins or snowshoes, warm layers and a charged phone with an offline map. Furano's patrol asks for a phone or radio and a device that shows your latitude and longitude.

Kurodake's summit ridge holds windpack above about 1,750 m, so bring ski crampons, and pack an ice axe and boot crampons for the tops of Rishiri and Furano-dake. A GPS track keeps you on line across the plateaus. Kurodake bans rental snowshoes and skis beyond its boundary, so bring your own touring kit. Our packing guide covers clothing and splitboard gear.

Why hire a certified guide?

A local guide knows where the cliffs and terrain traps sit and which exits lead home in a whiteout. Most backcountry zones in our guide are marked guide-recommended. Kurodake-sawa runs through bluffs that don't appear on the map, and Whiteroom Tours takes groups there only on request with a second guide. Sapporo Kokusai's Asari-dake tours run as guided groups that lodge an entry notice with the resort.

Ask any guide whether they hold Japan Mountain Guides Association or IFMGA certification, and how many riders they take per guide. The outfits named in our backcountry files include Hokkaido Backcountry Club, Black Diamond Tours, Rising Sun Guides and Whiteroom Tours around Niseko and Yotei. Hokkaido Powder Guides works out of Furano, and Rera Mosir guides on Rishiri. Compare them on our operators page.

Sources

• Niseko avalanche information: https://niseko.nadare.info/
• Japan Avalanche Network: https://nadare.jp/, https://data.nadare.jp/avalanche_areas/niseko/latest, https://data.nadare.jp/avalanche_areas/tokachi/latest
• Hokkaido Wilds, avalanche bulletins in Niseko: https://hokkaidowilds.org/avalanche-bulletins-in-niseko
• Compass online climbing plans: https://www.mt-compass.com/
• Impress Watch on the YAMAP and Hokkaido Police agreement and 2024 accident figures: https://www.watch.impress.co.jp/docs/news/2032076.html
• Hokkaido Police mountain safety: https://www.police.pref.hokkaido.lg.jp/info/chiiki/sangaku/sangaku-top.html
• Niseko United, Niseko Rules: https://www.niseko.ne.jp/en/niseko-rules/
• Kiroro resort policy: https://www.kiroro.co.jp/en/policy/
• Sapporo Kokusai rules: https://www.sapporo-kokusai.jp/rule/
• Rinyu Kanko, Kurodake precautions: https://www.rinyu.co.jp/kurodake/ski_slope/pdf/caution.pdf
• Furano Ski Resort 2025/26 pamphlet: https://www.princehotels.co.jp/ski/furano/files/2025_furanoski_pamphlet_1107.pdf
• Higashikawa Asahidake winter survival map: https://asahidake.hokkaido.jp/topics/wp-content/themes/asahidake_custom/images/index/pdf/tasukaru_map_win_en.pdf
• Japan Meteorological Agency volcano map: https://www.jma.go.jp/bosai/map.html#contents=volcano
• Hokkaido Shimbun on Shiribetsu-dake: https://www.hokkaido-np.co.jp/article/644924/
• 1News on the March 2024 Yotei avalanche: https://www.1news.co.nz/2024/03/12/two-new-zealand-skiers-killed-in-avalanche-at-japan-hotspot/
• Hokkaido Wilds touring and rescue reports: https://hokkaidowilds.org/search-and-rescue-event/2023-8-1, https://hokkaidowilds.org/ski-touring/shiribetsu-dake-south-face, https://hokkaidowilds.org/ski-touring/nitonupuri-southeast-face, https://hokkaidowilds.org/ski-touring/rishiri-zan-classic-ski-tour-route, https://hokkaidowilds.org/ski-touring/muine-yama-toyoha-motoyama-route, https://hokkaidowilds.org/ski-touring/karifuri-dake-ne-slopes
• Iwanai Resort mountain rules: https://iwanairesort.com/jp/mountain-rules/iwanairesort-1
• Nayoro Piyashiri: https://www.nayoro.co.jp/piyashiri/