... One boss told Takahashi that 20 of her overtime hours were a waste for the company, according to her family and the lawyer. On her Twitter account, she started posting comments in October last year that suggested an intention to kill herself. On Dec. 25, she committed suicide by jumping from a corporate dormitory. Her family applied for the recognition of work-related death in April. According to the labor standards inspection office, Takahashi developed depression probably in early November. The office recognized that she worked about 105 overtime hours a month before she suffered depression. ...