Hokkaido Search and Rescue Data

An unofficial English-translated database of Hokkaido mountain search and rescue events (Jan 2015 till present). All data raw data extracted from the Hokkaido Police annual search and rescue reports (available here).

北海道警察山岳遭難発生状況の非公式的な英訳データベース(2015年1月~現在、北星学園大学文学部英文学科のトムソン専任講師(デジタルメディア社会論研究室)による英訳)。

Download all data (via the Open Science Framework): Excel xlsx | CSV (change log)

NOTE: English translations of the raw Japanese data are unofficial. Any suggestions for improvement or reports of errors should be made to Rob Thomson – rob@hokkaidowilds.org. Also, English translations of the original Japanese incident descriptions up to November 2018 are mostly translated using Google Translation. Human post-editing is intended as time allows.

Number in party requiring assistance
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No injury
Lost

SAR No. 2018-116-1

Hokkaido Local Resident
Male
20's
Winter season
Backcountry
Solo
Tokushumbetsu-yama (徳舜瞥山, 1309m)
Incident date: 2019/12/30
Event description (Google Translate) | The victim entered the mountain along the Shiomi Bridge from Otaki Bridge in Date City, Otaki Ward, around 11:45 am, arrived at the summit around 3:30 pm, after losing sight of the Shimoyama direction in mountain skiing and losing the direction of Shimoyama, An acquaintance who worried about not doing a firefighter rescue request (* firefighter rescue team rescued a victim)
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2032) by Hokkaido Police
Original Japanese | 遭難者は午前11時45分頃伊達市大滝区の紫明橋から紫明川沿いに入山、午後3時30分頃山頂に到着後、山スキーで下山中、下山方向を見失い、遭難者が下山しないことを心配した知人が消防に救助要請(※消防救助隊が遭難者を救助)
No injury
Lost

SAR No. 2018-115-2

Citizen of China
Female
40's
Winter season
Sidecountry
Group
Kitano-mine (北の峰, 1084m)
Incident date: 2019/12/29
Event description (Google Translate) | Two victims lost track of snowboarding outside the controlled area of ??the Furano ski resort Northern Peak zone around 3 pm, lost track of the direction of the ski resort and requested rescue to the ski resort via friends (* ski patrol squad discovered victims rescue)
Residence of individual: China
Dispatch: Ski patrol
Translated from Mountain SAR Events (2031) by Hokkaido Police
Original Japanese | 遭難者2人は午後3時頃富良野スキー場北の峰ゾーンの管理区域外をスノーボードで滑走中、スキー場の方向を見失い、仲間を介してスキー場に救助要請(※スキーパトロール隊が遭難者を発見救助)
No injury
Lost

SAR No. 2018-115-1

Citizen of China
Male
30's
Winter season
Sidecountry
Group
Kitano-mine (北の峰, 1084m)
Incident date: 2019/12/29
Event description (Google Translate) | Two victims are skiing at snowboard outside the controlled area of ??Furano ski resort Northern Peak zone around 2 pm, lost sight of ski resort direction, rescue request to ski resort via fellow (* Ski Patrol Corps discovered victims rescue)
Residence of individual: China
Dispatch: Ski patrol
Translated from Mountain SAR Events (2030) by Hokkaido Police
Original Japanese | 遭難者2人は午後2時頃富良野スキー場北の峰ゾーンの管理区域外をスノーボードで滑走中、スキー場の方向を見失い、仲間を介してスキー場に救助要請(※スキーパトロール隊が遭難者を発見救助)
Injury
Trip

SAR No. 2018-114-1

Hokkaido Local Resident
Female
40's
Winter season
Sidecountry
Group
Asari-dake (朝里岳, 1301m)
Incident date: 2019/12/26
Event description (Google Translate) | The victim is skiing skiing outside the controlled area of ??the Sapporo International Ski Resort around 4 pm, injured and injured his right leg, accompanied by a number 119 to rescue (* a ski patrol squad and a firefighting rescue team rescued a victim )
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2029) by Hokkaido Police
Original Japanese | 遭難者は午後4時頃札幌国際スキー場の管理区域外をスキーで滑走中、転倒して右足を負傷、同行者が119番で救助要請(※スキーパトロール隊と消防救助隊が遭難者を救助)
Injury
Bad weather

SAR No. 2018-113-4

Hokkaido Local Resident
Male
Up to 20
Winter season
Backcountry
Group
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2019/12/25
Event description (Google Translate) | Four victims arrived at Mountain Ski from Biei-cho Shirogane Onsen side on December 23 at 7 am, arrived at the summit around 1 pm the following 24th, we started downtown but the weather deteriorated ?(Blowing snow, poor visibility) bivouac at an altitude of 1,300 meters, during descent on mountain skiing on 25 December, one person became inoperable with hypothermia, members ?Rescue request at No. 110 (* Rescue Mountain Rescue Team rescuing 7 victims)
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2028) by Hokkaido Police
Original Japanese | 遭難者4人は12月23日午前7時頃美瑛町白金温泉側から山スキーで入山、翌24日午後1時頃山頂に到着、下山を開始したが天候悪化 (吹雪、視界不良)により標高1,300メートル付近でビバーク、12月25日山スキーで下山中、1人が低体温症で行動不能となり、メンバーが 110番で救助要請(※道警山岳救助隊が遭難者7人を救助)
Injury
Bad weather

SAR No. 2018-113-3

Hokkaido Local Resident
Male
20's
Winter season
Backcountry
Group
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2019/12/25
Event description (Google Translate) | Four victims arrived at Mountain Ski from Biei-cho Shirogane Onsen side on December 23 at 7 am, arrived at the summit around 1 pm the following 24th, we started downtown but the weather deteriorated ?(Blowing snow, poor visibility) bivouac at an altitude of 1,300 meters, during descent on mountain skiing on 25 December, one person became inoperable with hypothermia, members ?Rescue request at No. 110 (※ rescue team of Namida mountain rescue team rescued 6 victims)
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2027) by Hokkaido Police
Original Japanese | 遭難者4人は12月23日午前7時頃美瑛町白金温泉側から山スキーで入山、翌24日午後1時頃山頂に到着、下山を開始したが天候悪化 (吹雪、視界不良)により標高1,300メートル付近でビバーク、12月25日山スキーで下山中、1人が低体温症で行動不能となり、メンバーが 110番で救助要請(※道警山岳救助隊が遭難者6人を救助)
Injury
Bad weather

SAR No. 2018-113-2

Hokkaido Local Resident
Male
20's
Winter season
Backcountry
Group
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2019/12/25
Event description (Google Translate) | Four victims arrived at Mountain Ski from Biei-cho Shirogane Onsen side on December 23 at 7 am, arrived at the summit around 1 pm the following 24th, we started downtown but the weather deteriorated ?(Blowing snow, poor visibility) bivouac at an altitude of 1,300 meters, during descent on mountain skiing on 25 December, one person became inoperable with hypothermia, members ?Rescue request at No. 110 (* Rescue Massacre rescue team rescuing five victims)
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2026) by Hokkaido Police
Original Japanese | 遭難者4人は12月23日午前7時頃美瑛町白金温泉側から山スキーで入山、翌24日午後1時頃山頂に到着、下山を開始したが天候悪化 (吹雪、視界不良)により標高1,300メートル付近でビバーク、12月25日山スキーで下山中、1人が低体温症で行動不能となり、メンバーが 110番で救助要請(※道警山岳救助隊が遭難者5人を救助)
Injury
Bad weather

SAR No. 2018-113-1

Hokkaido Local Resident
Male
20's
Winter season
Backcountry
Group
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2019/12/25
Event description (Google Translate) | Four victims arrived at Mountain Ski from Biei-cho Shirogane Onsen side on December 23 at 7 am, arrived at the summit around 1 pm the following 24th, we started downtown but the weather deteriorated ?(Blowing snow, poor visibility) bivouac at an altitude of 1,300 meters, during descent on mountain skiing on 25 December, one person became inoperable with hypothermia, members ?Rescue request at No. 110 (* Road warrior mountain rescue team rescuing four victims)
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2025) by Hokkaido Police
Original Japanese | 遭難者4人は12月23日午前7時頃美瑛町白金温泉側から山スキーで入山、翌24日午後1時頃山頂に到着、下山を開始したが天候悪化 (吹雪、視界不良)により標高1,300メートル付近でビバーク、12月25日山スキーで下山中、1人が低体温症で行動不能となり、メンバーが 110番で救助要請(※道警山岳救助隊が遭難者4人を救助)
No injury
Lost

SAR No. 2018-112-1

Citizen of China
Male
40's
Winter season
Sidecountry
Solo
Nukkibetsu-yama (貫気別山, 994m)
Incident date: 2019/12/15
Event description (Google Translate) | The victim lost sight of the ski resort while skiing outside the controlled area on the southern side of Rusutsu Resort Ski Resort around 3:30 pm and asked rescue at 110 ?(* Ski patrol squad discover and rescue the victim)
Residence of individual: China
Dispatch: Ski patrol
Translated from Mountain SAR Events (2024) by Hokkaido Police
Original Japanese | 遭難者は午後3時30分頃ルスツリゾートスキー場南側の管理区域外をスキーで滑走中、スキー場の方向を見失い、110番で救助要請 (※スキーパトロール隊が遭難者を発見救助)
No injury
Lost

SAR No. 2018-111-2

Citizen of Australia
Female
20's
Winter season
Sidecountry
Group
Nukkibetsu-yama (貫気別山, 994m)
Incident date: 2019/12/15
Event description (Google Translate) | Two victims are skiing outside the controlled area on the southern side of Rusutsu Resort Ski Resort around 1:30 pm Skiing and snowboarding while losing sight of the ski resort, lost about 6:41 pm on the same day worried that the victims will not descend Families requesting rescue from ski resort participants (* Ski patrol squad discovered and rescued victims)
Residence of individual: Australia
Dispatch: Ski patrol
Translated from Mountain SAR Events (2023) by Hokkaido Police
Original Japanese | 遭難者2人は午後1時30分頃ルスツリゾートスキー場南側の管理区域外をスキーとスノーボードで滑走中、スキー場の方向を見失い、同日午後6時41分頃遭難者が下山しないことを心配した家族がスキー場関係者に救助要請 (※スキーパトロール隊が遭難者を発見救助)
No injury
Lost

SAR No. 2018-111-1

Citizen of Australia
Female
50's
Winter season
Sidecountry
Group
Nukkibetsu-yama (貫気別山, 994m)
Incident date: 2019/12/15
Event description (Google Translate) | Two victims lost sight of the ski resort while skiing and snowboarding outside the controlled area on the south side of the Rusutsu resort ski resort around 1:30 pm and worried that the victims will not descend around 6:40 pm on the same day Families requesting rescue from ski resort participants (* Ski patrol squad discovered and rescued victims)
Residence of individual: Australia
Dispatch: Ski patrol
Translated from Mountain SAR Events (2022) by Hokkaido Police
Original Japanese | 遭難者2人は午後1時30分頃ルスツリゾートスキー場南側の管理区域外をスキーとスノーボードで滑走中、スキー場の方向を見失い、同日午後6時40分頃遭難者が下山しないことを心配した家族がスキー場関係者に救助要請 (※スキーパトロール隊が遭難者を発見救助)
No injury
Other (Improper equipment)

SAR No. 2018-110-1

Japan Resident (Aichi)
Male
50's
Winter season
Other winter alpinism
Solo
Oakan-dake (雄阿寒岳, 1371m)
Incident date: 2019/11/04
Event description (Google Translate) | The victim arrived from the mountain climbing mountain of Mt. Akan at 9:30 am, arrived at the summit around 1 pm, around 5 pm in the descent around 1 st street, the surroundings became dark at sunset, carried light fixtures Being unable to act due to not being able to act, request for rescue at # 110 (* police officers and firefighting rescue team find and rescue the victims)
Residence of individual: Aichi
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2021) by Hokkaido Police
Original Japanese | 遭難者は午前9時30分頃雄阿寒岳登山口から入山、午後1時頃山頂に到着、午後5時頃1合目付近を下山中、日没で周囲が暗くなり、照明器具を携行していなかったことから行動不能となり、110番で救助要請(※警察官と消防救助隊が遭難者を発見、救助)
No injury
Fatigue

SAR No. 2018-109-2

Citizen of China
Female
20's
Winter season
Other winter alpinism
Group
Yotei-zan (羊蹄山, 1898m)
Incident date: 2019/11/03
Event description (Google Translate) | Two victims arrived at the mountain from the Hiruo course around 0:40 pm, arrived at the summit at 6:30 pm, aimed for the ninth conservative hut but could not find it but started lowering, The patient becomes unable to act due to body temperature, and a companion's request for rescue to the firefighter (* Danishi mountain rescue team and firefighting rescue team depart the victims ?Look, rescue three victims in a disaster prevention helicopter and helicopter helicopter)
Residence of individual: China
Dispatch: Disaster SAR Helicopter
Translated from Mountain SAR Events (2020) by Hokkaido Police
Original Japanese | 遭難者2人は午後0時40分頃比羅夫コースから入山、午後6時30分頃山頂に到着後、9合目の避難小屋を目指したが見つけられず下山を開始、7合目付近において低体温症で行動不能となり、同行者が消防に救助要請(※道警山岳救助隊と消防救助隊が遭難者を発 見、防災ヘリと道警ヘリで遭難者3人を救助)
Injury
Illness (Hypothermia)

SAR No. 2018-109-1

Citizen of China
Female
30's
Winter season
Other winter alpinism
Group
Yotei-zan (羊蹄山, 1898m)
Incident date: 2019/11/03
Event description (Google Translate) | Two victims arrived at the mountain from the Hiruo course around 0:40 pm, arrived at the summit at 6:30 pm, aimed for the ninth conservative hut but could not find it but started lowering, The patient becomes unable to act due to body temperature, and a companion's request for rescue to the firefighter (* Danishi mountain rescue team and firefighting rescue team depart the victims ?Seeing, rescuing two victims in disaster prevention helicopter and helicopter helicopter)
Residence of individual: China
Dispatch: Disaster SAR Helicopter
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者2人は午後0時40分頃比羅夫コースから入山、午後6時30分頃山頂に到着後、9合目の避難小屋を目指したが見つけられず下山を開始、7合目付近において低体温症で行動不能となり、同行者が消防に救助要請(※道警山岳救助隊と消防救助隊が遭難者を発 見、防災ヘリと道警ヘリで遭難者2人を救助)
Hokkaido Local Resident
Female
70's
Summer season
Solo
Hakken-zan (八剣山, 498m)
Incident date: 2018/10/21
Event description (Google Translate) | The victim dropped about 50 meters below the cliffs from around Yatsurayama peak at around 1:20 pm, other climbers requested rescue for firefighting (※ disaster prevention helicopter found and accommodated the victims)
Residence of individual: Hokkaido
Dispatch: Disaster SAR Helicopter
Translated from Mountain SAR Events (2018) by Hokkaido Police
Original Japanese | 遭難者は午後1時20分頃八剣山山頂付近から崖下に約50メートル滑落、他の登山者が消防に救助要請(※防災ヘリが遭難者を発見収容)
No injury
Lost

SAR No. 2018-107-1

Hokkaido Local Resident
Male
40's
Summer season
Solo
Raiden-yama (雷電山, 1211m)
Incident date: 2018/10/20
Event description (Google Translate) | The victim started at the entrance of Lake Kokkuri at 1:30 pm, started descending at around 5 pm, but the surroundings became dark at sunset, lost sight of the climbing path and got lost, requested rescue at # 110 (* firefighter rescue team Rescuing a victim)
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2018) by Hokkaido Police
Original Japanese | 遭難者は午後1時30分頃コックリ湖入口から入山、午後5時頃下山を開始したが、日没で周囲が暗くなり登山道を見失い道に迷い、110番で救助要請(※消防救助隊が遭難者を救助)
Death
Unknown

SAR No. 2018-106-1

Japan Resident (Saitama)
Male
60's
Summer season
Solo
Tomuraushi-yama (トムラウシ山, 2141m)
Incident date: 2018/10/04
Event description (Google Translate) | The victim got in from Tomurashi Hot Spring Course shortening climbing mouth, around 10 o'clock, another climber discovered a victim who was fallen near the southernmost vicinity and reported 110 (※ Hokkaido helicopter accommodated the victim)
Residence of individual: Saitama
Dispatch: Police Helicopter
Translated from Mountain SAR Events (2018) by Hokkaido Police
Original Japanese | 遭難者はトムラウシ温泉コース短縮登山口から入山、午前10時頃他の登山者が南沼分岐付近で倒れている遭難者を発見し、110番通報 (※道警ヘリが遭難者を収容)
No injury
Lost

SAR No. 2018-105-1

Hokkaido Local Resident
Male
40's
Summer season
Solo
Tokachi-dake (十勝岳, 2077m)
Incident date: 2018/09/26
Event description (Google Translate) | The victim arrived from the hill in the morning, arrived at the summit at around 1 pm, passed around the Tokachi duty evacue hut at around 4 pm, lost sight of the mountain path, got lost and rescued at No. 110 (* Namda Mountain Rescue Corps Discover the victim, rescue)
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2018) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃望岳台から入山、午後1時頃山頂に到着、午後4時頃十勝岳避難小屋付近を通過後、登山道を見失い道に迷い、110番で救助要請(※道警山岳救助隊が遭難者を発見、救助)