Fukushima Plant

Fukushima Plant

Kimimasa Mayama/Pool via Bloomberg

Workers wearing protective suits and masks walk past the Unit 3 building at Tokyo Electric Power Co.'s (Tepco) Fukushima Dai-ichi nuclear power plant in Fukushima, Japan on Nov. 7, 2013. Following the March 2011 natural disasters that sparked reactor core meltdowns at the Fukushima plant, Japan formed an independent nuclear watchdog and drafted laws that would limit the monopoly-like grip its 10 regional power utilies enjoy.