Japan's Big 3 Megabanks Q1 FY2027: Rate tailwinds widen gap, MUFG leads

Rising domestic interest rates were a common tailwind for all three banks. Higher interest income from loans and other funding-related business lifted profits across the group.

• MUFG reported ordinary income of ¥3.9075 trillion, up 20.1% year on year. SMFG posted ¥2.8504 trillion, up 16.6%, while Mizuho recorded ¥2.5209 trillion, up 18.3%.
• Net profit rose at all three banks. MUFG earned ¥809.4 billion, up 48.2%; Mizuho made ¥422.9 billion, up 45.5%; and SMFG reported ¥501.4 billion, up 33.0%.
• Market-related businesses also contributed. Favorable conditions for interest rates and equities supported results, though the sustainability of those gains warrants attention.

Ordinary income, the closest equivalent to sales, averaged about ¥3.0929 trillion for the three banks. Banks use different profit categories from other companies, limiting simple comparisons of operating profit. The comparisons below also consider ordinary profit where disclosed.

MUFG led on overall momentum, combining the largest net profit with strong growth. Its ¥809.4 billion in net profit exceeded SMFG's ¥501.4 billion and Mizuho's ¥422.9 billion. MUFG's 48.2% increase was also 15.2 percentage points higher than SMFG's 33.0% growth.

Mizuho, however, recorded the fastest growth in ordinary profit. It rose 62.5% to ¥598.9 billion, outpacing SMFG's 43.4% increase to ¥693.1 billion. SMFG had the larger profit in absolute terms, but Mizuho had stronger growth momentum.

SMFG's growth was comparatively measured: its 33.0% rise in net profit was the slowest among the three. Still, it earned ¥501.4 billion, so the slower pace does not indicate poor performance. Investors should watch for the impact of lower profits from overseas business and fluctuations in equity-method income.

The supplied operating profit table lists MUFG's figure as unavailable, while the article text gives its ordinary profit as ¥1.1179 trillion. Given the differences in banks' profit categories, an operating profit ranking alone is not enough to determine a winner.

MUFG benefited from higher domestic lending yields and strong market-related business. Its domestic loan yield reached 1.45%, while its loan-deposit spread widened to 1.14%. Net profit reached about 30% of its full-year target of ¥2.7 trillion, and ROE was 14.40%.

SMFG is expanding M&A advisory and derivatives services for corporate clients, as well as wealth management and insurance sales for individuals. Interest-earning revenue was ¥1.9356 trillion, up 13.0% year on year. The strategy points to an effort to turn customer advice into income beyond interest revenue alone.

Mizuho raised its full-year net profit forecast to ¥1.4 trillion from ¥1.3 trillion. It also increased its annual dividend forecast to ¥150 per share from ¥145. ETF-related income supported results, however, making a reversal a risk if equity markets weaken.

The materials show no plans for major acquisitions or investment in new businesses. Investors should track not only profit growth but also how each bank develops interest income and services for customers.

• Interest rate volatility: Higher rates can boost lending income but may also cause valuation losses on bond holdings and increase funding costs.
• A reversal in market earnings: Shifts in equity and bond markets could reduce profits from market operations and ETFs.
• Rising credit costs: An economic downturn or worsening corporate performance could increase provisions for loan losses.
• Uncertainty in overseas business: Currency and interest rate movements, as well as regional economic swings, can affect earnings. SMFG has already reported lower profits from overseas business.
• Tighter regulation and stronger competition: Compliance requirements and competition from other banks, securities firms and fintech companies could push up costs.

Higher interest rates have improved the earnings environment for banks, but lending and deposits are not the only areas driving growth. Specialized work is expanding in fields such as SMFG's M&A advisory and wealth management, as well as market operations across the banks.

When comparing employers, look beyond profit size to domestic and overseas assignments, customer segments and professional development. Strong results remain exposed to interest rate and market swings, making the ability to adapt to change important.