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）。
RAW DATA
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 are mostly translated using DeepL. Human post-editing is intended as time allows.
Number in party requiring assistance
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No injury
Lost
SAR No. 2019-38-1
60's
Kamii-yama (神居山, 799m)
Incident date: 2019/02/12
Event description (Google Translate) | The person in distress entered the mountain from Kamui Ski Rinks, and while mountain skiing uphill at around 6:00 p.m., he lost the direction of descent, and his family, concerned that he was not descending, called the ski resort for rescue. Ski resort staff found the person in distress and rescued him.
Residence of individual: Hokkaido
Dispatch: Ski patrol
Dispatch: Ski patrol
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者はカムイスキーリンクスから入山、午後6時頃山スキーで登坂中、下山方向が分からなくなり、遭難者が下山しないことを心配した家族がスキー場に救助要請（※スキー場職員が遭難者を発見、救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Other (Improper equipment)
SAR No. 2019-35-1
40's
Chitokaniushi-san (チトカニウシ山, 1445m)
Incident date: 2019/02/07
Event description (Google Translate) | The person in distress entered the mountain from Kitami Pass around 7:30 a.m., skied around the 5th station of Chitokaniushiyama around 3:00 p.m., and tried to climb back up the slope, but the adhesive surface of the ski seals froze and became unusable, making it impossible to climb the slope. The person in distress was rescued by the Hokkaido Police Mountain Rescue Team.
Residence of individual: Osaka
Dispatch: Police Mountain SAR
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前7時30頃北見峠から入山、午後3時頃チトカニウシ山の ５合目付近をスキー滑走し、斜面を登り返そうとしたがスキーシールの粘着面が凍結して使用不能となり、斜面を登ることができず、同行者が警察に救助要請（※道警山岳救助隊が遭難者を救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
Injury
Other (Tree strike)
SAR No. 2019-30-1
40's
Raiden-yama (雷電山, 1211m)
Incident date: 2019/02/06
Event description (Google Translate) | The person in distress entered the mountain from the forest road along the Tsutsumi-no-Sawa River around 9:00 a.m., and entered the south slope of Raiden Mountain around 2:00 p.m. He was snowmobiling around 600 meters above sea level. While snowboarding at an elevation of around 600 meters, he collided with a standing tree and injured his left arm, etc. His companion called the fire department for rescue. The fire rescue team rescued the person in distress.
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃堤の沢川沿いの林道から入山、午後2時頃雷電山南側の斜面（標高600メートル付近）をスノーボードで滑走中、立木に衝突して左腕等を負傷、同行者が消防に救助要請（※消防救助隊が遭難者を救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
Injury
Trip
SAR No. 2019-29-1
50's
Moan-san (モアン山, 356m)
Incident date: 2019/02/03
Event description (Google Translate) | The person in distress entered the mountain on mountain skis at around 10:30 a.m., and while skiing near the summit at around noon, he was caught in the snow and fell, injuring his hip joint, and called the fire department for rescue. The fire rescue team rescued the person in distress.
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前10時30分頃山スキーで入山、正午頃に山頂付近をスキーで滑走中、雪に足をとられて転倒し股関節を負傷、消防に救助要請（※消防救助隊が遭難者を救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
Injury
Other (Tree strike)
SAR No. 2019-28-1
20's
Ryokomi-yama (両古美山, 806m)
Incident date: 2019/02/03
Event description (Google Translate) | The person in distress entered the mountain from Tomaru Pass on mountain skis at around 7:00 a.m., and while skiing down the slope of Ryokobi Mountain at around 1:00 p.m., he hit a standing tree and injured his right leg. A disaster prevention helicopter rescued the distressed person.
Residence of individual: Hokkaido
Dispatch: Disaster SAR Helicopter
Dispatch: Disaster SAR Helicopter
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前7時頃山スキーでトーマル峠から入山、午後1時頃両古美山の斜面をスキーで滑走中、立木に衝突して右足を負傷、同行者が110番で救助要請（※防災ヘリが遭難者を救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Lost
SAR No. 2019-22-3
20's
Kumami-yama (熊見山, 1175m)
Incident date: 2019/01/27
Event description (Google Translate) | The person in distress entered the mountain from the Nissho Pass around 9:00 a.m. and was skiing from the Kumami summit around midnight when he lost his way down the mountain and called 110 for help. A Hokkaido Police helicopter found the person in distress and rescued him.
Residence of individual: Hokkaido
Dispatch: Police Helicopter
Dispatch: Police Helicopter
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃日勝峠から入山、午後0時頃熊見山山頂からスキーで滑走中、下山方向が分からなくなり、110番で救助要請（※道警ヘリが遭難者を発見、救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Lost
SAR No. 2019-22-2
60's
Kumami-yama (熊見山, 1175m)
Incident date: 2019/01/27
Event description (Google Translate) | The person in distress entered the mountain from the Nissho Pass around 9:00 a.m. and was skiing from the Kumami summit around midnight when he lost his way down the mountain and called 110 for help. A Hokkaido Police helicopter found the person in distress and rescued him.
Residence of individual: Hokkaido
Dispatch: Police Helicopter
Dispatch: Police Helicopter
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃日勝峠から入山、午後0時頃熊見山山頂からスキーで滑走中、下山方向が分からなくなり、110番で救助要請（※道警ヘリが遭難者を発見、救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Lost
SAR No. 2019-22-1
30's
Kumami-yama (熊見山, 1175m)
Incident date: 2019/01/27
Event description (Google Translate) | The person in distress entered the mountain from the Nissho Pass around 9:00 a.m. and was skiing from the Kumamiyama summit around midnight when he lost his way down the mountain and called 110 for rescue. A Hokkaido Police helicopter found the person in distress and rescued him.
Residence of individual: Hokkaido
Dispatch: Police Helicopter
Dispatch: Police Helicopter
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃日勝峠から入山、午後0時頃熊見山山頂からスキーで滑走中、下山方向が分からなくなり、110番で救助要請（※道警ヘリが遭難者を発見、救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
Injury
Trip
SAR No. 2019-3-1
20's
Zentokachi (前十勝, 1790m)
Incident date: 2019/01/04
Event description (Google Translate) | The person in distress entered the mountain from Hakuginso at around 10:00 a.m., and at around 0:30 p.m., while snowboarding near the 7th station, he fell and injured his left leg, and called the fire department for rescue. The Hokkaido Police Mountain Rescue Team and Fire Rescue Team rescued the person in distress.
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前10時頃白銀荘から入山、午後0時30分頃７合目付近をスノーボードで滑走中、転倒して左足を負傷、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救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Lost
SAR No. 2019-1-2
40's
Sandan-yama (三段山, 1748m)
Incident date: 2019/01/02
Event description (Google Translate) | The person in distress entered the mountain from Shiraginsou at around 9:00 a.m., arrived at the summit at around 0:00 p.m., and was snowboarding down the mountain at around 2:30 p.m. when he lost the direction of his descent and called 110 for rescue. The Hokkaido Police Mountain Rescue Team and Fire Rescue Team found the person in distress and rescued him.
Residence of individual: Tokyo
Dispatch: Local Fire Dept
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃白銀荘から入山、午後0時頃山頂に到着、午後2時30分頃スノーボードで下山中、下山方向が分からなくなり、110番で救助要請（※道警山岳救助隊と消防救助隊が遭難者を発見、救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Lost
SAR No. 2019-1-1
30's
Sandan-yama (三段山, 1748m)
Incident date: 2019/01/02
Event description (Google Translate) | The person in distress entered the mountain from Shiraginsou at around 9:00 a.m., arrived at the summit at around 0:00 p.m., and was snowboarding down the mountain at around 2:30 p.m. when he lost the direction of his descent and called 110 for rescue. The Hokkaido Police Mountain Rescue Team and Fire Rescue Team found the person in distress and rescued him.
Residence of individual: Tokyo
Dispatch: Local Fire Dept
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2019) by Hokkaido Police
Original Japanese | 遭難者は午前9時頃白銀荘から入山、午後0時頃山頂に到着、午後2時30分頃スノーボードで下山中、下山方向が分からなくなり、110番で救助要請（※道警山岳救助隊と消防救助隊が遭難者を発見、救助）
出典：山岳遭難発生状況（平成３１年） （北海道警察）
No injury
Lost
SAR No. 2018-116-1
20's
Tokushumbetsu-yama (徳舜瞥山, 1309m)
Incident date: 2018/12/30
Event description (Google Translate) | The person in distress entered the mountain along Shimei River from Shimei Bridge in Otaki Ward, Date City at around 11:45 a.m., arrived at the summit at around 3:30 p.m., and while descending the mountain on mountain skis, lost the direction of descent and a friend, concerned that the person in distress was not descending, called the fire department for rescue. The fire rescue team rescued the person in distress.
Residence of individual: Hokkaido
Dispatch: Local Fire Dept
Dispatch: Local Fire Dept
Translated from Mountain SAR Events (2018) 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）
出典：山岳遭難発生状況（平成３０年） （北海道警察）
Injury
Bad weather
SAR No. 2018-113-4
Up to 20
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2018/12/25
Event description (Google Translate) | The 4 people in distress entered the mountain by mountain skis from the Shirogane Onsen side in Biei-cho at around 7:00 a.m. on December 23. They arrived at the summit at around 1:00 p.m. on December 24 and started to descend, but the weather worsened. On December 25, while descending on mountain skis, one of the climbers became incapacitated due to hypothermia and called 110 for rescue. Hokkaido Police mountain rescue team rescued 7 people in distress.
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2018) 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）
出典：山岳遭難発生状況（平成３０年） （北海道警察）
Injury
Bad weather
SAR No. 2018-113-3
20's
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2018/12/25
Event description (Google Translate) | The 4 people in distress entered the mountain by mountain skis from the Shirogane Onsen side in Biei-cho at around 7:00 a.m. on December 23. They arrived at the summit at around 1:00 p.m. on December 24 and started to descend, but the weather worsened. On December 25, while descending on mountain skis, one of the climbers became incapacitated due to hypothermia and called 110 for rescue. The Hokkaido Police mountain rescue team rescued 6 people in distress.
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2018) 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）
出典：山岳遭難発生状況（平成３０年） （北海道警察）
Injury
Bad weather
SAR No. 2018-113-2
20's
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2018/12/25
Event description (Google Translate) | The 4 people in distress entered the mountain by mountain skis from the Shirogane Onsen side in Biei-cho at around 7:00 a.m. on December 23. They arrived at the summit at around 1:00 p.m. on December 24 and started to descend, but the weather worsened. On December 25, while descending on mountain skis, one of the climbers became incapacitated due to hypothermia and called 110 for rescue. The Hokkaido Police mountain rescue team rescued 5 people in distress.
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2018) 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）
出典：山岳遭難発生状況（平成３０年） （北海道警察）
Injury
Bad weather
SAR No. 2018-113-1
20's
Oputateshike-yama (オプタテシケ山, 2013m)
Incident date: 2018/12/25
Event description (Google Translate) | The four people in distress entered the mountain from the Shirogane Onsen side of Biei-cho at around 7:00 a.m. on December 23, arrived at the summit at around 1:00 p.m. on December 24, and started to descend the mountain, but the weather worsened. On December 25, while descending on mountain skis, one of the climbers became incapacitated due to hypothermia and called 110 for rescue. The Hokkaido Police Mountain Rescue Team rescued 4 people in distress.
Residence of individual: Hokkaido
Dispatch: Police Mountain SAR
Dispatch: Police Mountain SAR
Translated from Mountain SAR Events (2018) 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）
出典：山岳遭難発生状況（平成３０年） （北海道警察）
