Hokkaido Police SAR Event Record (translated)
Date of SAR event: 2020/08/09 (Sun)
![](https://hokkaidowilds.org/wp-content/uploads/2022/10/honshu2.png?x75830)
![](https://hokkaidowilds.org/wp-content/uploads/2018/12/male-symbol.png?x75830)
20’s
Age
Chiba
Residence
SAR Event ID 2020-61-1
![](https://hokkaidowilds.org/wp-content/uploads/2022/10/injury.png?x75830)
Injury
Outcome
![](https://hokkaidowilds.org/wp-content/uploads/2022/10/helicopter2-1.png?x75830)
Disaster SAR Helicopter
SAR Involved
![](https://hokkaidowilds.org/wp-content/uploads/2022/10/noun-shivering-2960746-FFFFFF.png?x75830)
Illness (Hypothermia)
Cause
![](https://hokkaidowilds.org/wp-content/uploads/2022/10/summer-sar2.png?x75830)
Summer
Season
![](https://hokkaidowilds.org/wp-content/uploads/2022/10/noun-group-5230600-FFFFFF.png?x75830)
Group
Party status
N/A
Winter Activity
Google Translated Description
The two victims entered the mountain to climb a stream, and while descending a waterfall with a rope at around 7:00 p.m., one of them fell into a waterfall basin, and the other tried to rescue him, but he himself became inoperable and called 110 to be rescued. The Hokkaido Police Mountain Disaster Rescue Team and the Hokkaido Disaster Prevention Helicopter rescued the victims and took them into custody.
Extra details
Locale: Sonkyoarai-kawa (層雲峡荒井川, 874m)
Number in party: 2
Number in party requiring assistance: 2
Residence: Chiba
References: Information translated from Mountain SAR Events (2020) by the Hokkaido Police.
Original Japanese Description
遭難者2人は、沢登りのため入山し、午後7時頃滝をロープで降下中、1人が滝つぼに転落し、もう1人が救助しようとしたが自身も行動不能となり、110番で救助要請(※道警山岳遭難救助隊と道防災ヘリが遭難者を救助、収容)
Details as per Police data
年度:2020年度|番号:61|発生日:2020/08/09|曜日:日|山岳名、標高、市町村名:層雲峡荒井川 (そうんきょうあらいかわ), 874m, (上川郡上川町)|構成人数:2|遭難者数:2|居住地:千葉県|性別:男|年齢:20代|職業:大学生|態様:負傷|原因:病気(低体温症)
出典:山岳遭難発生状況(令和2年)(北海道警察)