The Consumer Price Index (CPI) is compiled monthly to measure changes in various goods and services purchased by households all over Japan to analyze the movement of prices in time series. It is collected based on retail prices of each municipality and item obtained from the Retail Price Survey, using the Laspeyres-type formula.
In 2024, Japan's Consumer Price Index of electricity rose to index points. The price level for electricity in Japan reached a decade high of points in 2022.
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e-Stat (Japan). (January 24, 2025). Consumer Price Index (CPI) of electricity in Japan from 2015 to 2024 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/662720/japan-electricity-consumer-price-index/
e-Stat (Japan). "Consumer Price Index (CPI) of electricity in Japan from 2015 to 2024." Chart. January 24, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/662720/japan-electricity-consumer-price-index/
e-Stat (Japan). (2025). Consumer Price Index (CPI) of electricity in Japan from 2015 to 2024. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/662720/japan-electricity-consumer-price-index/
e-Stat (Japan). "Consumer Price Index (Cpi) of Electricity in Japan from 2015 to 2024." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 24 Jan 2025, /statistics/662720/japan-electricity-consumer-price-index/
e-Stat (Japan), Consumer Price Index (CPI) of electricity in Japan from 2015 to 2024 ÌÇÐÄÆƽâ°æ, /statistics/662720/japan-electricity-consumer-price-index/ (last visited July 26, 2026)
Consumer Price Index (CPI) of electricity in Japan from 2015 to 2024 [Graph], e-Stat (Japan), January 24, 2025. [Online]. Available: /statistics/662720/japan-electricity-consumer-price-index/
