Business Context and Reporting Period
This Form 6-K filing by Mizuho Financial Group, Inc. (Mizuho) was submitted on August 14, 2019. The report discloses the company's Capital Ratio data as of June 30, 2019, covering the consolidated group as well as its primary subsidiaries: Mizuho Bank and Mizuho Trust & Banking.
Key Financial Metrics: Capital Adequacy
The filing focuses exclusively on regulatory capital ratios and risk-weighted assets under International Standards. No revenue, profit, or cash flow data is provided in this document.
| Metric (Consolidated) | As of June 30, 2019 | Change vs. March 31, 2019 | As of March 31, 2019 |
|---|---|---|---|
| Total Capital Ratio | 17.87% | (0.98%) | 18.85% |
| Tier 1 Capital Ratio | 14.94% | (1.00%) | 15.94% |
| Common Equity Tier 1 (CET1) Ratio | 12.37% | (0.39%) | 12.76% |
| Total Capital (Billions of Yen) | 10,714.4 | (203.0) | 10,917.5 |
| Tier 1 Capital (Billions of Yen) | 8,956.7 | (275.4) | 9,232.1 |
| CET1 Capital (Billions of Yen) | 7,413.9 | 23.9 | 7,390.0 |
| Risk-Weighted Assets (Billions of Yen) | 59,928.6 | 2,029.1 | 57,899.5 |
Subsidiary Highlights (Consolidated)
- Mizuho Bank: Total Capital Ratio of 18.00% (down 1.02%); CET1 Ratio of 12.21% (down 0.39%).
- Mizuho Trust & Banking: Total Capital Ratio of 23.98% (up 0.11%); CET1 Ratio of 23.81% (up 0.14%).
Material Changes
Between March 31, 2019, and June 30, 2019, the consolidated group experienced a decline in capital ratios across all categories. The Total Capital Ratio decreased by 0.98 percentage points, and the Tier 1 Capital Ratio decreased by 1.00 percentage points. This decline was driven primarily by a 2,029.1 billion yen increase in Risk-Weighted Assets, which outpaced the 23.9 billion yen increase in Common Equity Tier 1 Capital. Conversely, Mizuho Trust & Banking saw slight improvements in its capital ratios.
Guidance, Outlook, and Risks
The filing text does not provide forward-looking guidance, management commentary on future performance, or specific risk factors beyond the disclosure of current capital adequacy. The document serves strictly as a regulatory update on capital ratios.
Investor Verification Checklist
- Verify the impact of the 2,029.1 billion yen increase in Risk-Weighted Assets on future profitability and capital deployment.
- Confirm whether the decline in consolidated capital ratios remains within the company's internal targets and regulatory minimums.
- Review the full quarterly earnings release for revenue and net income figures, as they are not included in this 6-K.
- Assess the divergence in capital trends between the main bank (declining ratios) and the trust bank (improving ratios).