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The Independent UK
The Independent UK
National
Mari Yamaguchi

World’s largest nuclear power plant suspended just hours after it resumed operations

The Tokyo Electric Power Company Holdings Inc.'s Kashiwazaki-Kariwa nuclear power plant is seen in Kashiwazaki, Niigata prefecture, Japan, Wednesday, Jan. 21, 2026. (Chiaki Ueda/Kyodo News via AP) - (Kyodo News)

The world’s largest nuclear power plant, Kashiwazaki-Kariwa, saw its restart suspended just hours after it resumed operations for the first time since the 2011 Fukushima disaster.

The No. 6 reactor at the plant in north-central Japan was halted due to a glitch involving control rods, which are crucial for the safe operation of reactors, according to operator Tokyo Electric Power Company Holdings (TEPCO).

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