Japan's rising energy costs see nuclear rethink
26 November 2012 Last updated at 03:46 GMT
Ever since Japan shut down its nuclear plants, it has had to import most of its energy, often at increasingly higher prices.
Japan's politicians are now debating whether to switch back on the country's nuclear power plants.
But after the Fukushima disaster, nuclear power is very unpopular in Japan, as the BBC's Rupert Wingfield-Hayes reports from Tokyo.