Japan used to get a third of its electricity from nuclear power plants. But after the Fukushima Daichi nuclear disaster, nearly all of the plants were idled.
Now, the country is importing fossil fuels, plunging it into a trade deficit for the first time in a generation.
Prime Minister Shinzo Abe wants to restart the idled plants. But polls show the people of Japan are strongly anti-nuclear these days.
Catherine Winter asked some families in Japan what they think.