What this release is
Japan’s national statistics office, stat.go.jp, publishes the monthly Consumer Price Index excluding Food and Energy. This series measures the year-over-year percentage change in the prices consumers pay for a basket of goods and services, specifically excluding the often volatile food and energy components. It serves as a key indicator of underlying inflation in the prices sector.
Forex traders closely watch this core inflation data because it provides insight into the persistent price trends within the Japanese economy. Significant shifts in core inflation can influence the Bank of Japan’s monetary policy decisions, which in turn affect interest rate differentials and the overall valuation of the Japanese Yen.
After past releases, market participants typically focus on the headline figure for immediate reaction. Revisions to previous months’ data can also draw attention and prompt further analysis. This release is generally considered to have a Medium impact on the JPY, often leading to noticeable, though not always sustained, movements in currency pairs.