Japanese PM Takaichi says the plan to cut the food sales tax to 1% will be from April 2027 and be effective for 2 years; aims to get approval by early August

Temporary, time-limited consumption tax cuts on food are a familiar instrument in Japanese fiscal politics, and their transmission runs in two distinct phases: an announcement effect on inflation expectations and a mechanical effect on the CPI print once implemented. The mechanical effect matters most for the BoJ read-through, since a cut of this kind depresses headline and core measures for its duration and then re-enters the base effect on expiry, and central banks in this position have historically looked through administered tax moves rather than treat them as trend inflation signal. The two-year window with a defined end date sharpens that distinction: the re-acceleration at expiry is as much a feature of the profile as the initial drop. The sequencing question is legislative rather than economic: past episodes of promised tax relief have hinged on Diet arithmetic, coalition partner demands, and how the revenue gap is funded, with supplementary budgets and issuance plans the usual tell. The stated approval timeline and the distant start date leave room for slippage, and previous packages of this kind have been reshaped between announcement and enactment. The follow-ons are the funding plan, any JGB supply adjustment to cover the shortfall, and whether the BoJ's communications start to carve the tax effect out of its underlying inflation assessment.