As of the end of 2022, the cost for nuclear power generation per kilowatt hour amounted to around **** Japanese yen, making up the energy source with the highest generation cost. In contrast, the generation cost of coal power per kilowatt hour stood at **** yen.
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Renewable Energy Institute. (February 17, 2023). Cost for power generation per kilowatt hour in Japan as of December 2022, by energy source (in Japanese yen) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1391460/japan-energy-generation-cost-per-kilowatt-hour-by-source/
Renewable Energy Institute. "Cost for power generation per kilowatt hour in Japan as of December 2022, by energy source (in Japanese yen)." Chart. February 17, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1391460/japan-energy-generation-cost-per-kilowatt-hour-by-source/
Renewable Energy Institute. (2023). Cost for power generation per kilowatt hour in Japan as of December 2022, by energy source (in Japanese yen). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1391460/japan-energy-generation-cost-per-kilowatt-hour-by-source/
Renewable Energy Institute. "Cost for Power Generation per Kilowatt Hour in Japan as of December 2022, by Energy Source (in Japanese Yen)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 17 Feb 2023, /statistics/1391460/japan-energy-generation-cost-per-kilowatt-hour-by-source/
Renewable Energy Institute, Cost for power generation per kilowatt hour in Japan as of December 2022, by energy source (in Japanese yen) ÌÇÐÄÆƽâ°æ, /statistics/1391460/japan-energy-generation-cost-per-kilowatt-hour-by-source/ (last visited July 25, 2026)
Cost for power generation per kilowatt hour in Japan as of December 2022, by energy source (in Japanese yen) [Graph], Renewable Energy Institute, February 17, 2023. [Online]. Available: /statistics/1391460/japan-energy-generation-cost-per-kilowatt-hour-by-source/
