A tense return to the disaster foregrounds the heroism of the ‘Fukushima 50’ while raising questions about corporate secrecy and nuclear safetyThe terrifying story of Japan’s Fukushima nuclear accident of 2011, caused by a cataclysmic tsunami, is retold by British film-maker James Jones and Japanese co-director Megumi Inman. It was a natural and human-made disaster that left 20,000 dead and a further 164,000 displaced from the area, some with no prospect of return. The earthquake damaged the cooling systems that prevent meltdowns and caused three near-apocalyptic explosions, bringing the nation close to a catastrophe that would have threatened its very existence. Incredibly, the ultimate calamity was finally staved off by nothing more hi-tech than a committed fire brigade spraying thousands of tons of water on the exposed fuel rods.The film plunges us into the awful story moment-by-moment, accompanied by interviews with the chief players of the time – prominently nuclear plant employee...