British Pound trades flat against Japanese Yen, Tokyo CPI beats estimates

• GBP/JPY trades flat at around 208.55 as both trades firmly.
• Tokyo CPI ex. Fresh Food arrives at 2.7% YoY, higher than 2.4% estimates.
• BoE’s Mann criticizes central bank for being late on countering Iran war-led inflation.

The British Pound (GBP) consolidates against the Japanese Yen (JPY), which is outperforming its currency peers on Friday. At press time, GBP/JPY is flat at around 208.55.

The Japanese currency outperforms as Tokyo Consumer Price Index (CPI) data for September has come in stronger-than-expected, which might reinforce the expectations of more interest rate hikes by the Bank of Japan (BoJ) in the near term.

Tokyo CPI report showed earlier in the day that inflation ex. Fresh Food accelerated to 2.7% Year-on-Year (YoY) from 1.8% in August. The data was expected to arrive at 2.4%.

BoJ’s Summary of Opinions (SoP) of the September policy meeting also showed on Thursday that a majority of officials argued in favor of accelerating the monetary tightening pace. However, remarks from Japan Cabinet Office representatives at the BoJ board that the central bank should exercise caution on the rate-tightening pace could be a hurdle for the narrative.

Brown Brothers Harriman’s (BBH) Elias Haddad notes that the latest BoJ Summary of Opinions was “hawkish on direction but generally cautious on the pace,” underscoring a reluctance to accelerate normalization. He adds that the Cabinet Office’s call for policymakers “to examine carefully the cumulative effects of past policy interest rate hikes” further “adds resistance to a faster hiking cycle,” reinforcing the view that any shift toward tighter policy is likely to remain gradual and limiting near-term upside for the Japanese Yen.

On the British Pound front, Bank of England (BoE) member Catherine Mann, an outspoken hawk, has criticized communication from the central bank on interest rates, explaining that it has only boosted borrowing costs in the UK in ways that should be of no comfort to officials, Reuters reported. Mann added that the central bank should have taken an appropriate decision soon after the Iran war outbreak.

BoE’s Mann flags need for higher rates despite tighter conditions

FXS Speechtracker’s 9.4/10 score marks a notable hawkish upgrade versus BoE’s Mann historic 8.1/10 baseline, underscoring a stronger-than-usual tightening bias. The insistence that policy cannot rely on risk premia and instead “need to raise Bank Rate” points to a clear preference for additional rate hikes even as financial conditions have already tightened.

By stressing that tighter conditions driven by higher inflation and policy uncertainty premia are “no comfort,” the speech argues that market-driven tightening is an inadequate substitute for deliberate Bank Rate increases, reinforcing the hawkish tone. The admission that BoE may not have clearly articulated the reaction function to the Middle East shock and skipped a baseline forecast in April highlights communication gaps, which likely amplified uncertainty premia and strengthens the case for a more proactive and transparent path for UK Pound-focused monetary policy tightening.