The Consumer Price Index 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. The year for the base and weights of the current index is 2020.
In 2025, food recorded the highest annual growth among major items in the Consumer Price Index in Japan, at *** percent. The CPI of fuel, light and water charges increased by *** percent compared to the previous year.
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Statistics Bureau of Japan. (January 23, 2026). Annual growth rate of major items in the Consumer Price Index (CPI) in Japan in 2025, by category [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/1446171/japan-consumer-price-index-annual-growth-rate-by-category/
Statistics Bureau of Japan. "Annual growth rate of major items in the Consumer Price Index (CPI) in Japan in 2025, by category." Chart. January 23, 2026. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/1446171/japan-consumer-price-index-annual-growth-rate-by-category/
Statistics Bureau of Japan. (2026). Annual growth rate of major items in the Consumer Price Index (CPI) in Japan in 2025, by category. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/1446171/japan-consumer-price-index-annual-growth-rate-by-category/
Statistics Bureau of Japan. "Annual Growth Rate of Major Items in The Consumer Price Index (Cpi) in Japan in 2025, by Category." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 23 Jan 2026, /statistics/1446171/japan-consumer-price-index-annual-growth-rate-by-category/
Statistics Bureau of Japan, Annual growth rate of major items in the Consumer Price Index (CPI) in Japan in 2025, by category ÌÇÐÄÆƽâ°æ, /statistics/1446171/japan-consumer-price-index-annual-growth-rate-by-category/ (last visited July 31, 2026)
Annual growth rate of major items in the Consumer Price Index (CPI) in Japan in 2025, by category [Graph], Statistics Bureau of Japan, January 23, 2026. [Online]. Available: /statistics/1446171/japan-consumer-price-index-annual-growth-rate-by-category/
