After the Fukushima disaster in 2011, Japan shut down all its nuclear reactors. The planned restart of a reactor at Kashiwazaki-Kariwa plant has triggered protests in the coastal city of Niigata.
Japan is a step closer to restarting the world's largest nuclear power plant for the first time since the Fukushima disaster.
Kashiwazaki-Kariwa was among 54 reactors shut down after a massive earthquake and tsunami crippled the Fukushima Daiichi pla... [2104 chars]