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Tepco Delays Kashiwazaki-Kariwa Nuclear Restart Amid Alarm Issue

1/19/2026

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Tepco Delays Restart

Tokyo Electric Power Company Holdings, Inc. (Tepco) has postponed the Kashiwazaki-Kariwa nuclear power plant restart due to an alarm malfunction.
The delay affects Unit No 6, initially set to restart on Tuesday, with a new date expected.
The plant has not operated since the Fukushima disaster in 2011, underscoring Japan's energy security.
Tepco aims for Unit No 6 to resume by February 26, with Unit No 7 planned around 2030.

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Takemoto Opposes Restart

Kazuyuki Takemoto, a Kariwa village council member, opposes restarting Kashiwazaki-Kariwa due to seismic risks.
Chubu Electric Power Co. was found to have fabricated seismic data, undermining trust in the industry.
The Kashiwazaki-Kariwa plant, the world’s largest, has not generated electricity since the 2011 Fukushima disaster.
Local residents, including Ryusuke Yoshida, fear evacuation plan failures and government pressure to restart, while over 60% oppose restarting.

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Tepco Delays Restart

Tokyo Electric Power Company Holdings, Inc. (Tepco) has postponed the Kashiwazaki-Kariwa nuclear power plant restart due to an alarm malfunction.
The delay affects Unit No 6, initially set to restart on Tuesday, with a new date expected.
The plant has not operated since the Fukushima disaster in 2011, underscoring Japan's energy security.
Tepco aims for Unit No 6 to resume by February 26, with Unit No 7 planned around 2030.

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