The Bank of Japan published preliminary December 2025 Corporate Goods Price Index data, showing the Producer Price Index (PPI) rose 0.1% month on month. Export prices increased 1.0% and import prices 0.6% on a contract currency basis. On a year-on-year basis, the PPI was up 2.4% in December, while the Export Price Index was up 2.6% and the Import Price Index down 1.5% on a contract currency basis. The main positive contributions to the monthly PPI change came from nonferrous metals, agriculture, forestry and fishery products, and beverages and foods, partly offset by petroleum and coal products and electric power, gas and water. Export price increases were driven primarily by electric and electronic products and metals and related products, while import price gains were led by metals and related products and electric and electronic products, partly offset by petroleum, coal and natural gas. The next monthly report is scheduled for release on February 12, 2026.