Japan spent 10.7 trillion yen ($68 billion) last year on imported liquefied natural gas and coal, a tenth of its total import costs.
Kashiwazaki-Kariwa, located about 220 km (136 miles) northwest of Tokyo, was among 54 reactors shut after the 2011 earthquake and tsunami crippled the Fukushima Daiichi plant in the worst nuclear disaster since Chernobyl.
Since then, Japan has restarted 14 of the 33 that remain operable, as it tries to wean itself off imported fossil fuels. Kashiwazaki-Kariwa will be the first operated by Tokyo Electric Power Co
A couple interesting notes from the article: