2011年5月27日,日本铁道公司一辆列车脱轨并起火,造成数十名乘客受伤。此后,该公司又相继发生铁道信号灯失灵,司机疲劳驾驶等事故。一系列事故让该公司社长中岛尚俊身心俱疲,留下遗书失踪。在失踪6天后,他的遗体被发现,警方初步认定其投海自杀。 On May 27, 2011, a Japanese railway company derailed a train and set fire to dozens of passengers were injured. Since then, the company also have occurred in the failure of the railway lights, driver fatigue driving and other accidents. A series of accidents so that the company president Nakashima Shangjun tired, leaving the suicide note missing. Six days after his disappearance, his remains were found and the police initially determined that they committed suicide.