Overview
- Campaigning began nationwide on January 27 after the House election was formally publicized.
- The cabinet authorized about ¥85.5 billion from contingency funds to cover election expenses, reflecting higher prices and staffing costs and including the Supreme Court referendum and enforcement outlays.
- Opposition candidates are set to compete against each other in roughly 230 of 289 single‑seat districts, and the Liberal Democratic Party and Japan Innovation Party are expected to face off in more than 80 districts.
- The number of candidates reaches 1,504, matching the postwar peak and up from 1,344 in the previous election.
- The National Police Agency warned that iron‑powder hand warmers can trigger metal detectors at campaign venues and directed the deployment of female officers and staff for screening.