This is one thing Japanese employees could be doing instead of working. Employees there sleep less and work longer hours than almost anywhere else. The culture is so rigorous that there's a word for literally working yourself to death: karoshi. “Those in the younger generation no longer see long work hours as a good thing,” he told Bloomberg. In one case, a Tokyo man hanged himself after working almost 200 hours of overtime a month for seven months.
Source: Washington Post January 14, 2017 20:33 UTC