Mizuho Financial Group
One of Japan's three megabanks, banking most of Japan's listed companies.
Mizuho's size and regulatory standing keep it locked into Japan's financial system, with MUFG's scale and a 2027 stablecoin bet as the main things worth watching.
Mizuho is one of Japan's three huge banks that handles money for most big Japanese companies and many global firms. It is very hard to replace because running a bank requires government permission, the ability to take deposits safely, and years of trust with customers, which new tech companies and AI cannot easily copy. The one thing to watch is whether Mizuho and two other banks can successfully launch a yen-based digital currency by 2027; if they do, it locks in their control of payments, but if they fail and the government lets a competitor try instead, Mizuho could lose some fee income from traditional banking.
FSA licenses a non-bank yen stablecoin issuer that gains corporate payment volume. Would show erosion of megabank payment/deposit fee economics.
Q1 FY2027 earnings release on July 30, 2026. Confirms whether FY2025 profit surge and ROE gains are sustained.
- FY2025 net income nearly doubled to ¥1.158 trillion
- Total assets reached ¥294.9 trillion
- Deposits stood at ¥179.0 trillion
- Reinstated gender-discrimination lawsuit against Mizuho Securities USA (2026-05-12) could expand liability.
- Joint yen stablecoin fails to launch by March 2027 while FSA licenses a competing non-bank issuer.
- Middle East-linked loan loss reserves flagged in FY2025 results signal geopolitical credit exposure.
- Headcount and revenue figures vary widely across sources (52,000 to 65,000 employees), complicating oversight.
| Rival | Direction | Evidence |
|---|---|---|
| MUFG | contesting | MUFG holds ~$2.9T assets vs Mizuho's ~$1.9T (2023-03-31), yet no evidence of share loss |
| SMBC (SMFG) | contesting | SMBC has ~$2.0T assets and $150-161B market cap (2025-2026), comparable scale to Mizuho |
| MUFG and SMBC | contesting | Joint yen stablecoin MOU signed 2026-06-10 makes them collaborators, not predators, in payments |
- Is Mizuho Financial Group profitable in 2026?
- Yes. For fiscal year 2025 (ended March 31, 2026), Mizuho reported net income of ¥1,158,031 million, nearly double the ¥593,393 million posted in FY2024, with ROE of 12.92%, beating its medium-term target two years early.
- Could AI replace Mizuho Financial Group?
- No. AI at Mizuho targets internal back-office tasks like meeting-minutes drafting (its Menkikun app hit 10,000+ users by mid-2026), not its regulated banking license, deposits, or credit functions, which require FSA trust and balance-sheet capacity AI cannot replicate.
- Who is Mizuho Financial Group's biggest competitor?
- MUFG (Mitsubishi UFJ Financial Group) is Japan's largest bank by assets, roughly $2.9 trillion versus Mizuho's ~$1.9 trillion as of March 31, 2023, though the two now collaborate on a joint yen stablecoin rather than compete on that front.
- Who owns Mizuho Financial Group?
- Mizuho is an independent, publicly traded company listed on the Tokyo Stock Exchange (ticker 8411) and NYSE (ADR ticker MFG), with Japan's Government Pension Investment Fund holding roughly 9.4% as of a 2023 filing, no single parent company.
- Is Mizuho building a stablecoin?
- Yes, on June 10, 2026 Mizuho signed an MOU with MUFG and SMBC to jointly issue a yen-pegged stablecoin, targeting live commercial transactions within fiscal 2026 and full launch by March 2027, with industry commentary citing a ¥1 trillion issuance target by 2028.
- Is Mizuho Financial Group laying off employees?
- No major layoffs are evident. Company-linked data shows 65,256 employees as of March 31, 2025 (up slightly YoY), while Revelio Labs measured global headcount at 61,957 as of December 31, 2025, down just 0.5% from the prior year.
- 2026-07-16Announces review of AI upgrade using Nvidia DGX B200 and NemoClaw secure agent environment
- 2026-07-05Quartr reports FY2025 ROE of 11.4%, beating medium-term target two years early
- 2026-06-26SEC-linked filings show FY2025 net income of ¥1,158,031 million, EPS ¥466.16
- 2026-06-10Signs MOU with MUFG and SMBC to jointly issue yen stablecoin, targeting March 2027 launch
- 2026-06-09Presents AI-native engineering case study at Anthropic's Code with Claude event
- 2026-05-18Begins ¥100 billion share buyback program running through August 31, 2026
- 2026-05-12NY Appellate Division reinstates gender-discrimination claims against Mizuho Securities USA
- 2025-11-01Launches Menkikun, internal generative-AI meeting-minutes app
- 2025-04-01Upgrades AIX Promotion Office to Digital・AI Promotion Office
- 2023-06-01Launches Wiz Chat internal generative-AI assistant on Azure OpenAI Service
- Mizuho Financial 10-K, 10-Q, 8-K Forms (2026-06-26)
- Mizuho Financial Group (8411) Investor Relations, Earnings Summary & Outlook (2026-07-05)
- Mizuho Financial Group Inc. Company Profile & Executives - WSJ (2026-03-04)
- gurufocus.com (2026-07-23)
- Mizuho Financial Group (MFG) Earnings Date and Reports 2026 (2026-06-23)
- Mizuho Financial Group (MFG) Number of Employees 2007-2025 (2026-06-23)
- Mizuho Financial Group Number of Employees 2026 (2026-06-29)
- Case Study:みずほフィナンシャルグループ (2026-06-08)
- Japan's largest banks plan to jointly issue stablecoins by March 2027 (2026-06-10)
- Mizuho's vision for finance in 10 Years (2023-12-27)
- Building an AI-native engineering organization at Mizuho (2026-06-09)
- Mizuho reviews AI upgrade with Nvidia DGX B200, NemoClaw (2026-07-16)