Japan's Nuclear Regulation Authority looks set to rule that unit 2 of the Tsuruga nuclear power plant in Fukui prefecture does not comply with regulatory safety standards after a review team concluded that seismic activity beneath the unit cannot be ruled out. Owner Japan Atomic Power Company insists that further investigations are required.

Physical protection measures at Japan's seven-unit Kashiwazaki-Kariwa nuclear power plant have been significantly strengthened over recent years, according to the International Atomic Energy Agency. The finding came as Tokyo Electric Power Company submitted a plan to the nuclear regulator to begin loading fuel into unit 7 of the plant later this month.

Japan's Nuclear Regulation Authority has decided, at a meeting on 27 December, to lift an administrative order imposed on Tokyo Electric Power Company in 2021 that prohibited the company from moving nuclear fuel or loading it into reactors at the seven-unit Kashiwazaki-Kariwa nuclear power plant.

Unit 2 of the Takahama nuclear power plant in Japan's Fukui Prefecture has been restarted after being taken offline more than 12 years ago, Kansai Electric Power Company announced. The 780 MWe (net) pressurised water reactor becomes the 12th Japanese reactor to resume operation.

Unit 1 of the Takahama nuclear power plant in Japan's Fukui Prefecture has been restarted after being taken offline more than 12 years ago. Kansai Electric Power Company plans to return the 780 MWe (net) pressurised water reactor to commercial operation at the end of August.

Tokyo Electric Power Company has demonstrated its capabilities for accurate and precise measurements of the radionuclides present in the treated water stored at the Fukushima Daiichi site, according to an International Atomic Energy Agency report.

An International Atomic Energy Agency task force reviewing the safety of Japan's plan to discharge treated water from the damaged Fukushima Daiichi nuclear power plant into the sea has released its fifth report. The report is focused on Japan's domestic regulatory review of the water release.

An International Atomic Energy Agency task force reviewing the safety of Japan's plan to discharge treated water from the damaged Fukushima Daiichi nuclear power plant into the sea has released its fourth report. The report compiles the findings from the task force's second safety review mission to Japan, held in November 2022.

An International Atomic Energy Agency task force has carried out a second mission to Japan to review the country's updated technical plans for the discharge of treated water from the damaged Fukushima Daiichi nuclear power plant into the sea.