Update of the weights for "Producer Price Index using Chain-weighted Index Formula"

January 15, 2026
Bank of Japan
Research and Statistics Department

The weights for "Producer Price Index using Chain-weighted Index Formula" have been updated. From January 2024 onward, the basis for the weights has changed from 2022 values of shipments to 2023 values of shipments.

The revised weights can be obtained from "Weights of the Producer Price Index using chain-weighted index formula" [XLSX 82KB].

Inquiries

Price Statistics Division, Research and Statistics Department

E-mail : post.rsd3@boj.or.jp