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Consumer Price Index
Information
We began to release the monthly report based on the 2025-base CPI.
For details of the 2025-base revision, please refer to the following link: Main points of the 2025-base revision
Results
- Latest Monthly Results
- 2025 Yearly Average Results for Japan (2020-base)
- Historical Data
- Notes for users
Schedule
Methodology and other information
2025-Base
- List of information for items of the 2025-Base CPI (PDF:206KB) (Excel:146KB)
- Main points of the 2025-base revision
2020-Base
- 2020-Base Explanation of the Consumer Price Index
- List of information for items of the 2020-Base CPI (PDF:761KB) (Excel:152KB)
- Main points of the 2020-base revision
2015-Base
- 2015-Base Explanation of the Consumer Price Index
- List of information for items of the 2015-Base CPI (PDF:75KB) (Excel:327KB)
- Main points of the 2015-base revision
2010-Base
- 2010-Base Explanation of the Consumer Price Index
- Re-tabulation of 2010-base CPI (Japan, January 2010 - April 2015)
For more information
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