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Nuclear Regulation Authority
Last update : 26 April 2024

Present States of Operation

Tomari Power Station, Hokkaido Electric Power Co, Inc.

Unit 1
Suspended (under periodic inspection)
Unit 2
Suspended (under periodic inspection)
Unit 3
Suspended (under periodic inspection)

Higashidori Nuclear Power Station, Tohoku Electric Power Co, Inc.

Unit 1
Suspended (under periodic inspection)

Onagawa Nuclear Power Station, Tohoku Electric Power Co, Inc.

Unit 1
Under Decommissioning
Unit 2
Suspended (under periodic inspection)
Unit 3
Suspended (under periodic inspection)

Kashiwazaki-Kariwa Nuclear Power Station, Tokyo Electric Power Company Holdings, Inc.

Unit 1
Suspended (under periodic inspection)
Unit 2
Suspended (under periodic inspection)
Unit 3
Suspended (under periodic inspection)
Unit 4
Suspended (under periodic inspection)
Unit 5
Suspended (under periodic inspection)
Unit 6
Suspended (under periodic inspection)
Unit 7
Suspended (under periodic inspection)

Fukushima Daiichi Nuclear Power Station, Tokyo Electric Power Company Holdings, Inc.

Unit 1
Decommissioning
Unit 2
Decommissioning
Unit 3
Decommissioning
Unit 4
Decommissioning
Unit 5
Decommissioning
Unit 6
Decommissioning

Fukushima Daini Nuclear Power Station, Tokyo Electric Power Company Holdings, Inc.

Unit 1
Under Decommissioning
Unit 2
Under Decommissioning
Unit 3
Under Decommissioning
Unit 4
Under Decommissioning

Tokai Dai-ni Power Station, the Japan Atomic Power Company

Suspended (under periodic inspection)

Tokai Power Station, the Japan Atomic Power Company

Under Decommissioning

Hamaoka Nuclear Power Station, Chubu Electric Power Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Under Decommissioning
Unit 3
Suspended (under periodic inspection)
Unit 4
Suspended (under periodic inspection)
Unit 5
Suspended (under periodic inspection)

Shika Nuclear Power Station, Hokuriku Electric Power Company

Unit 1
Suspended (under periodic inspection)
Unit 2
Suspended (under periodic inspection)

Tsuruga Power Station, Japan Atomic Power Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Suspended (under periodic inspection)

Fast Breeder Reactor Monju, Japan Atomic Energy Agency

Under Decommissioning

Fugen Decommissioning Engineering Center, Japan Atomic Energy Agency

Under Decommissioning

Mihama Power Station, Kansai Electric Power Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Under Decommissioning
Unit 3
Operation

Ohi Power Station, Kansai Electric Power Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Under Decommissioning
Unit 3
Operation
Unit 4
Operation

Takahama Power Station, Kansai Electric Power Co., Inc.

Unit 1
Operation
Unit 2
Operation
Unit 3
Operation
Unit 4
Operation

Shimane Nuclear Power Station, Chugoku Electric Power Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Suspended (under periodic inspection)

Ikata Power Station, Shikoku Electric Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Under Decommissioning
Unit 3
Operation

Genkai Nuclear Power Station, Kyushu Electric Power Co., Inc.

Unit 1
Under Decommissioning
Unit 2
Under Decommissioning
Unit 3
Operation
Unit 4
Suspended (under periodic inspection)

Sendai Nuclear Power Station, Kyusyu Electric Power Co., Inc.

Unit 1
Operation
Unit 2
Operation
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