Japan's CPI slows to 1.5% in January, core measures ease further.Japan's headline CPI slowed to 1.5% yoy in January from 2.1%, falling below the BoJ's 2% target for the first time in 45 months. Core CPI (excluding fresh food) declined to 2.0% from 2.4%, while core-core inflation eased to 2.6% from 2.9%, signaling broader moderation in underlying price pressures.