Bank of Japan raises interest rates to a 31-year high as Iran war drives global inflation surge
From the Newshound archive · first published 19 September 2026.

Japan's central bank has lifted its benchmark rate from 1% to 1.25%, the highest level since 1995, joining the US Federal Reserve and the European Central Bank in tightening monetary policy this month. The hike comes as central banks worldwide scramble to contain inflation stoked by rising energy prices linked to the Iran war. Governor Kazuo Ueda warned that underlying inflation risks overshooting the 2% target as firms grow more aggressive on wages and prices.
The BoJ has now hiked rates six times since 2024, when it started from minus 0.1%, with this latest increase coming THREE MONTHS after the previous hike — half the usual interval.
Two board members, Toichiro Asada and Ayano Sato — both appointed by Prime Minister Sanae Takaichi — dissented, arguing economic conditions did not yet justify the move.
The Bank of England on Thursday kept UK rates unchanged at 3.75%, cautioning that Iran war fallout could force them higher before long — a signal that left British mortgage holders on alert.
