Japan Measures of Underlying Inflation: December 2025

Wed, Jan 28, 2026 · 2:00 AM ET Next release · Sep 22, 1:00 AM ET

Japan’s measures of underlying inflation in December:

  • Trimmed mean CPI inflation eased -0.3 ppts to 1.9% YoY (lowest since December 2024).
  • Weighted median CPI inflation eased -0.5 ppts to 0.8 YoY (lowest since October 2024).
  • The mode CPI inflation fell was unchanged at 1.4% YoY (lowest since June).