Business Context and Reporting Period
This Form 6-K filing by Mizuho Financial Group, Inc. (MHFG) is dated December 27, 2006. The report serves as a formal announcement of corrections to previously disclosed "Selected Financial Information for the First Half of Fiscal 2006" under Japanese GAAP, which was originally released on November 20, 2006.
Key Financial Metrics and Corrections
The filing addresses specific adjustments to "Unrealized Gains/Losses on Securities" regarding non-consolidated investments in subsidiaries and affiliates. The corrections impact the aggregated figures for the three main banks (Mizuho Bank, Mizuho Corporate Bank, and Mizuho Trust & Banking) as of September 30, 2006.
| Entity | Book Value (Millions of Yen) | Unrealized Gains (Millions of Yen) | Unrealized Losses (Millions of Yen) |
|---|---|---|---|
| Aggregated Figures (Before Correction) | 105,707 | 104,664 | 104,664 |
| Aggregated Figures (After Correction) | 78,783 | 104,664 | 104,664 |
| Mizuho Corporate Bank (Before Correction) | 38,608 | 26,924 | 26,924 |
| Mizuho Corporate Bank (After Correction) | 11,684 | 26,924 | 26,924 |
The filing does not provide updated figures for total revenue, net profit, cash flow, margins, debt, or liquidity for the period. The corrections are isolated to the book value of specific securities holdings.
Material Changes Versus Prior Period
The primary material change is a reduction in the reported book value of aggregated securities holdings as of September 30, 2006, from 105,707 million yen to 78,783 million yen. This represents a decrease of 26,924 million yen. The adjustment is entirely attributable to Mizuho Corporate Bank, where the book value was corrected from 38,608 million yen to 11,684 million yen. Figures for Mizuho Bank and Mizuho Trust & Banking remained unchanged.
Guidance, Outlook, and Risks
The filing contains no forward-looking guidance, management commentary on future outlook, or discussion of new risks and contingencies. The document is strictly a restatement of historical data to correct an error in the November 20, 2006 disclosure. The company has issued an apology for the partial corrections.
Investor Verification Checklist
- Verify the impact of the 26,924 million yen reduction in book value on the consolidated balance sheet and capital adequacy ratios.
- Confirm whether this correction affects the valuation of "Investment in Subsidiaries and Affiliates" with readily determinable fair value.
- Review the original November 20, 2006 disclosure to understand the context of the initial error.
- Check for any subsequent filings that may address the root cause of the accounting discrepancy.