In the fiscal year 2023, the total electricity output in Japan amounted to around * billion kilowatt hours. Figures have been decreasing steadily since fiscal 2014. Fossil fuels remained the largest energy sources for electricity production in Japan.
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Statistics Bureau of Japan. (September 19, 2025). Electricity production in Japan from fiscal year 2014 to 2023 (in billion kilowatt hours) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 20, 2026, from /statistics/626041/japan-total-electricity-output/
Statistics Bureau of Japan. "Electricity production in Japan from fiscal year 2014 to 2023 (in billion kilowatt hours)." Chart. September 19, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 20, 2026. /statistics/626041/japan-total-electricity-output/
Statistics Bureau of Japan. (2025). Electricity production in Japan from fiscal year 2014 to 2023 (in billion kilowatt hours). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 20, 2026. /statistics/626041/japan-total-electricity-output/
Statistics Bureau of Japan. "Electricity Production in Japan from Fiscal Year 2014 to 2023 (in Billion Kilowatt Hours)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 19 Sep 2025, /statistics/626041/japan-total-electricity-output/
Statistics Bureau of Japan, Electricity production in Japan from fiscal year 2014 to 2023 (in billion kilowatt hours) ÌÇÐÄÆƽâ°æ, /statistics/626041/japan-total-electricity-output/ (last visited July 20, 2026)
Electricity production in Japan from fiscal year 2014 to 2023 (in billion kilowatt hours) [Graph], Statistics Bureau of Japan, September 19, 2025. [Online]. Available: /statistics/626041/japan-total-electricity-output/
