Business Context and Reporting Period
This Form 6-K filing by Mizuho Financial Group, Inc. (Mizuho) was submitted on August 21, 2007. The report announces the Capital Adequacy Ratio (Basel II) as of June 30, 2007, based on the Consolidated Financial Information for the First Quarter of Fiscal 2007 previously disclosed on July 31, 2007.
Key Financial Metrics
The filing focuses exclusively on regulatory capital adequacy and risk-weighted assets. It does not provide data on revenue, profit, cash flow, operating margins, debt levels, or liquidity ratios.
| Metric (Consolidated) | As of June 30, 2007 | Change from March 31, 2007 |
|---|---|---|
| Consolidated Capital Adequacy Ratio | 12.19% | (0.29%) |
| Tier 1 Capital Ratio | 6.86% | (0.10%) |
| Total Risk-based Capital | 8,700.7 Billion Yen | (140.6 Billion Yen) |
| Risk-weighted Assets | 71,365.4 Billion Yen | 569.9 Billion Yen |
Subsidiary Capital Adequacy (June 30, 2007)
- Mizuho Bank (Domestic Standard): Capital Adequacy Ratio of 12.02% (up 0.28% from March).
- Mizuho Corporate Bank: Capital Adequacy Ratio of 13.20% (down 0.81% from March).
- Mizuho Trust & Banking: Capital Adequacy Ratio of 17.56% (up 1.87% from March).
Material Changes
Compared to the March 31, 2007 period, the consolidated Capital Adequacy Ratio decreased by 0.29 percentage points to 12.19%. This decline was driven by a reduction in Total Risk-based Capital of 140.6 billion yen, despite an increase in Risk-weighted Assets of 569.9 billion yen. Tier 1 Capital decreased by 37.5 billion yen, while Tier 2 Capital increased by 39.0 billion yen. Deductions for Total Risk-based Capital rose significantly by 142.1 billion yen.
Guidance, Outlook, and Risks
The filing contains no management commentary, forward-looking guidance, or specific risk factors beyond the presentation of regulatory capital data. No unusual items or contingencies are described in the text provided.
Investor Verification Checklist
- Verify the impact of the 142.1 billion yen increase in deductions for Total Risk-based Capital on future capital planning.
- Confirm the divergence in capital trends between subsidiaries (e.g., Mizuho Corporate Bank's ratio decline vs. Mizuho Trust & Banking's increase).
- Review the full Q1 Fiscal 2007 financial report (disclosed July 31, 2007) for revenue and profitability data not included in this 6-K.
- Assess whether the 12.19% consolidated ratio provides sufficient buffer against potential increases in risk-weighted assets under Basel II.