Japan pauses restart of world’s largest nuclear power plant one day after it went online
Operator says it does now know when the problem at the Kashiwazaki-Kariwa plant in Niigata province will be solved, after an alarm sounded during start-upThe restart of the world’s largest nuclear power plant was suspended in Japan on Thursday just a day after it went online for the first time in...
<p>Operator says it does now know when the problem at the Kashiwazaki-Kariwa plant in Niigata province will be solved, after an alarm sounded during start-up</p><p>The restart of the world’s largest nuclear power plant was suspended in Japan on Thursday just a day after it went online for the first time in about 14 years, with the operator saying it does not know when the problem will be solved.</p><p>The Kashiwazaki-Kariwa plant in Niigata province had been closed since the 2011 Fukushima disaster, but <a href="https://www.theguardian.com/environment/2025/dec/31/japan-pivots-nuclear-power-maximisation-renewables">operations to relaunch it began on Wednesday</a> after it received the <a href="https://www.theguardian.com/world/2022/aug/25/japan-eyes-return-to-nuclear-power-more-than-a-decade-after-fukushima-disaster">final green light from the nuclear regulator</a>.</p> <a href="https://www.theguardian.com/world/2026/jan/23/japan-pauses-kashiwazaki-kariwa-worlds-largest-nuclear-power-plant">Continue reading...</a>
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