Everest disaster is the term for the avalanche death of six Nepalese Sherpa porters on 5 April 1970, who were killed on the Khumbu Icefall of Mount Everest while assisting the Japanese Everest Skiing Expedition 1970 climbing expedition.

[1] Four days later Sherpa Kyak Tsering, a porter on a different Japanese Mt.

Everest expedition,[a] was killed by ice falling from a serac.

[2] Later, Yūichirō Miura, the focus of the film expedition, became the first person to attempt to successfully ski down Everest.

[2] The icefall, which lies between Base Camp and Camp I, has been the site of numerous fatalities, including those in the 2014 Mount Everest ice avalanche.