Figures only include nuclear power plants that were restarted for commercial operation, after official approval by the Japan Nuclear Regulation Authority (NRA).
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Age of operable nuclear power plants Japan 2025, by power plant
As of July 2025, the nuclear power plant * which is owned by *, was the oldest operable nuclear power plant in Japan. It started its commercial operation around ** years ago. After the nuclear disaster in Fukushima in 2011, all nuclear reactors in Japan were shut down for safety inspections. The first reactors were restarted in 2015.
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JAIF. (July 8, 2025). Age of operable nuclear power plants in Japan as of July 2025, by power plant [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 22, 2026, from /statistics/1209510/japan-age-operable-nuclear-reactors-by-power-plant/
JAIF. "Age of operable nuclear power plants in Japan as of July 2025, by power plant ." Chart. July 8, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 22, 2026. /statistics/1209510/japan-age-operable-nuclear-reactors-by-power-plant/
JAIF. (2025). Age of operable nuclear power plants in Japan as of July 2025, by power plant . ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 22, 2026. /statistics/1209510/japan-age-operable-nuclear-reactors-by-power-plant/
JAIF. "Age of Operable Nuclear Power Plants in Japan as of July 2025, by Power Plant ." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 8 Jul 2025, /statistics/1209510/japan-age-operable-nuclear-reactors-by-power-plant/
JAIF, Age of operable nuclear power plants in Japan as of July 2025, by power plant ÌÇÐÄÆƽâ°æ, /statistics/1209510/japan-age-operable-nuclear-reactors-by-power-plant/ (last visited July 22, 2026)
Age of operable nuclear power plants in Japan as of July 2025, by power plant [Graph], JAIF, July 8, 2025. [Online]. Available: /statistics/1209510/japan-age-operable-nuclear-reactors-by-power-plant/
