But the industry was left battered by the 2011 Fukushima nuclear disaster .
Toshiba 's woes have only deepened - first with a 2015 accounting scandal and now damaging cost overruns at U.S. projects .
But the industry was left battered by the 2011 Fukushima nuclear disaster and Toshiba 's woes have only deepened - first with a 2015 accounting scandal and now damaging cost overruns at U.S. projects .