fiscal year 2014 to 2023; the Japanese fiscal year starts on April 1 of the stated year and ends on March 31 of the following year
Supplementary notes
*According to the source, the domestic supply of nuclear energy in fiscal year 2014 was zero due to the suspended operation of all nuclear power plants in Japan.
Data prior to fiscal year 2022 comes from previous reporting.
Citation formats
Share of nuclear energy in primary energy supply Japan FY 2014-2023
In fiscal year 2023, nuclear energy accounted for around *** percent of the total primary energy supply. The figure increased compared to around *** percent in the previous fiscal years.
Profit from the additional features of your individual account
Currently, you are using a shared account. To use individual functions (e.g., mark statistics as favourites, set
statistic alerts) please log in with your personal account.
If you are an admin, please authenticate by logging in again.
Learn more about how ÌÇÐÄÆƽâ°æ can support your business.
Statistics Bureau of Japan. (September 19, 2025). Share of nuclear energy in primary energy supply in Japan from fiscal year 2014 to 2023 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 20, 2026, from /statistics/626005/japan-nuclear-energy-supply-share/
Statistics Bureau of Japan. "Share of nuclear energy in primary energy supply in Japan from fiscal year 2014 to 2023." Chart. September 19, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 20, 2026. /statistics/626005/japan-nuclear-energy-supply-share/
Statistics Bureau of Japan. (2025). Share of nuclear energy in primary energy supply in Japan from fiscal year 2014 to 2023. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 20, 2026. /statistics/626005/japan-nuclear-energy-supply-share/
Statistics Bureau of Japan. "Share of Nuclear Energy in Primary Energy Supply in Japan from Fiscal Year 2014 to 2023." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 19 Sep 2025, /statistics/626005/japan-nuclear-energy-supply-share/
Statistics Bureau of Japan, Share of nuclear energy in primary energy supply in Japan from fiscal year 2014 to 2023 ÌÇÐÄÆƽâ°æ, /statistics/626005/japan-nuclear-energy-supply-share/ (last visited July 20, 2026)
Share of nuclear energy in primary energy supply in Japan from fiscal year 2014 to 2023 [Graph], Statistics Bureau of Japan, September 19, 2025. [Online]. Available: /statistics/626005/japan-nuclear-energy-supply-share/
