In Japan, death from overwork is called Karos Bashny.Net

In Japan, many workaholics who are literally dying on the job from overwork, which in Japanese is now a special term for this phenomenon - Karos, and conducted relevant statistics.

For the first time a case of sudden death from overwork was officially registered in 1969 in 29-year-old employee of a Japanese newspaper company. In 2000, he died from Karos Prime Minister Keizo Obuchi of Japan, which in nearly two years in office was only three days off - not at work less than 12 hours a day.

via factroom.ru