FILE PHOTO: Logo of the Tokyo Electric Power Co Holdings (TEPCO) is seen on helmets at TEPCO’s South Yokohama Thermal Power Station in Yokohama, Japan July 18, 2017. REUTERS/Issei Kato
FILE PHOTO: Logo of the Tokyo Electric Power Co Holdings (TEPCO) is seen on helmets at TEPCO’s South Yokohama Thermal Power Station in Yokohama, Japan July 18, 2017. REUTERS/Issei Kato