Tokyo Electric Power Co (tepco) Newly Appointed President Toshio Nishizawa (c) Bows During a News Conference at the Company Headquarters in Tokyo Japan 20 May 2011 Tepco's Former President Masataka Shimizu Resigned As the Fukushima Nuclear Crisis Generated a Loss of 1 25 Trillion Yen (15 Billion Us Dollars) the Biggest Loss For a Nonfinancial Japanese Company (excluding Financial Institutions) Japan Tokyo