the source uses 2020 as base year with an index of 100 points
Supplementary notes
According to the source, the Consumer Price Index has been compiled monthly by the Statistics Bureau, Ministry of Internal Affairs and Communications for the purpose of measuring changes of various goods and services purchased by households all over Japan, thereby analyzing the movement of prices in time series. The year for the base and weights of the current index is 2020, and in principle the index is compiled, based on retail prices of each municipality and item obtained from the Retail Price Survey, using the Laspeyres-type formula.
In 2024, the Consumer Price Index of grains and cereals in Japan increase by ** index points compared to the base year 2020. The CPI depicts an estimate of price development of consumer products over time compared to the base year, with the trend for grains and cereals like rice and wheat indicating a drastic price increase in recent years, with rice prices being further affected by shortages in the country.
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e-Stat (Japan). (February 21, 2025). Consumer Price Index (CPI) of grains and cereals in Japan from 2015 to 2024 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/662031/japan-grain-cereal-consumer-price-index/
e-Stat (Japan). "Consumer Price Index (CPI) of grains and cereals in Japan from 2015 to 2024." Chart. February 21, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/662031/japan-grain-cereal-consumer-price-index/
e-Stat (Japan). (2025). Consumer Price Index (CPI) of grains and cereals in Japan from 2015 to 2024. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/662031/japan-grain-cereal-consumer-price-index/
e-Stat (Japan). "Consumer Price Index (Cpi) of Grains and Cereals in Japan from 2015 to 2024." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 21 Feb 2025, /statistics/662031/japan-grain-cereal-consumer-price-index/
e-Stat (Japan), Consumer Price Index (CPI) of grains and cereals in Japan from 2015 to 2024 ÌÇÐÄÆƽâ°æ, /statistics/662031/japan-grain-cereal-consumer-price-index/ (last visited July 26, 2026)
Consumer Price Index (CPI) of grains and cereals in Japan from 2015 to 2024 [Graph], e-Stat (Japan), February 21, 2025. [Online]. Available: /statistics/662031/japan-grain-cereal-consumer-price-index/
