http://fasb.org/us-gaap/2022#OtherLiabilitieshttp://fasb.org/us-gaap/2022#OtherLiabilitiesfalseFY0001335730U.S. GAAPhttp://fasb.org/us-gaap/2022#FinanceLeaseLiabilityhttp://fasb.org/us-gaap/2022#FinanceLeaseLiability2023-042023-042023-042023-042023-042023-042023-062024-032031-092041-092068-022081-092041-052048-032051-06http://fasb.org/us-gaap/2022#InterestExpenseDepositshttp://fasb.org/us-gaap/2022#InvestmentIncomeInteresthttp://fasb.org/us-gaap/2022#AccruedInvestmentIncomeReceivablehttp://fasb.org/us-gaap/2022#AccruedInvestmentIncomeReceivableThe amounts that have been reclassified out of Accumulated other comprehensive income (loss), net of tax into net income are presented in Note 16 “Accumulated other comprehensive income (loss), net of tax.”These amounts resulted from the adoption of ASU No.2016-13, “Financial Instruments—Credit Losses (Topic 326)—Measurement of Credit Losses on Financial Instruments” and subsequent amendments. See Note 1 “Basis of presentation and summary of significant accounting policies” for further details.Agency mortgage-backed securities presented in this line consist of Japanese agency mortgage-backed securities, of which the fair values were ¥261,867 million at March 31, 2022, and ¥381,634 million at March 31, 2023. All Japanese agency mortgage-backed securities are issued by Japan Housing Finance Agency, a Japanese government-sponsored enterprise. Charge-offs increased from ¥59,840 million for the fiscal year ended March 31, 2022 to ¥227,450 million for the fiscal year ended March 31, 2023 due mainly to a debt waiver to a domestic corporate borrower. The majority of total foreign consist of corporate.As of March 31, 2023, the MHFG Group included premises and equipment classified as held for sale in Other. The financial statement line item in which the amounts in the before tax column are reported in the consolidated statements of income is listed to the right of the table.The financial statement line items in which the amounts in the tax effect and the net of tax attributable to noncontrolling interest columns are reported in the consolidated statements of income are Income tax expense (benefit) and Net income (loss), respectively.Guaranteed trust principal, included in All other liabilities in the disclosure about consolidated VIEs in the accompanying balance sheets, is a liability of certain consolidated trust arrangements that meet the definition of a VIE for which the MHFG Group provides guarantees for the repayment of principal. See Note 23 “Variable interest entities and securitizations” for further discussion of the guaranteed principal money trusts. Others includes primarily foreign exchange translation.For the fiscal years ended March 31, 2021, 2022 and 2023, the performance-based plan under the stock compensation programs could potentially dilute earnings per common share but were not included in the computation of diluted earnings per common share due to their antidilutive effects. In addition, for the fiscal years ended March 31, 2022 and 2023, the computation of diluted earnings per common share did not assume exercise of stock options, as the effect of such exercise would be antidilutive due to net loss.The required ratios disclosed above, at March 31, 2022, include the capital conservation buffer of 2.5%, the countercyclical capital buffer of 0.01% and the additional loss absorbency requirements for G-SIBs and D-SIBs of 1.0%. The required ratios disclosed above, at March 31, 2023, include the capital conservation buffer of 2.5%, the countercyclical capital buffer of 0.06% and the additional loss absorbency requirements for G-SIBs and D-SIBs of 1.0%. These are all in addition to the regulatory minima. The respective required amounts are determined by applying the ratios to the sum of the risk weighted assets and certain other risk amounts.Derivative receivables and payables are recorded in Trading account assets and Trading account liabilities, respectively.Amounts include the net gains (losses) of ¥(2,956) million, ¥(605) million and ¥(653) million on the credit derivatives economically managing the credit risk of loans during the fiscal years ended March 31, 2021, 2022 and 2023, respectively.Notional amount includes the sum of gross long and gross short third-party contracts.These amounts are revenues from contracts within the scope of ASC 606, “Revenue from contracts with customers” (“ASC 606”).Trading securities include foreign currency denominated securities for which the MHFG Group elected the fair value option. The amount includes CLO and convertible bonds, which are classified in Level 3. Commitments to extend credit include commitments to invest in securities.Investment grade in the internal rating scale generally corresponds to BBB- or above in the external rating scale.These amounts include the net unrealized gains resulting from changes in fair values of structured notes that contain embedded derivatives. See Note 26 “Fair value” for further details.Part of these amounts are considered to be revenues from contracts that are within the scope of ASC 606.These amounts are revenues from contracts that do not meet the scope of ASC 606.In accordance with ASC 820, certain investments that are measured at fair value using the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy. The fair value amounts presented for these classes of assets are intended to permit the reconciliation of the fair value hierarchy to the amounts presented in the statements of financial position. The amounts of unfunded commitments related to these investments at March 31, 2022 and 2023 were ¥68 billion and ¥52 billion, respectively.Most of the lending-related fees such as commitment fees and arrangement fees are not within the scope of ASC 606.This represents the maximum amount the Group could possibly be required to record in its consolidated statements of income associated with on-balance-sheet exposures and off-balance-sheet liabilities such as undrawn commitments.Internal valuation model includes discounted cash flow models and the Black-Scholes option pricing model. These inputs are mainly used for determining the fair values of securitization products such as CDO, CLO and ABS, other than RMBS and CMBS. Averages are calculated by weighting each input by the relative fair value of the respective financial instruments except for derivative related inputs where medians are used. Total Level 3 derivative exposures have been netted on the table for presentation purposes only. Gains (losses) in Earnings are reported in Trading account gains (losses)—net, Foreign exchange gains (losses)—net or Other noninterest income (expenses). Amounts represent items for which the Group elected the fair value option or for which it applied the practicability exception. This input is mainly used for determining the fair values of Japanese corporate bonds and foreign corporate bonds. Amounts represent total gains or losses recognized in earnings and other comprehensive income (loss) during the period. These gains or losses were attributable to the change in fair value relating to assets and liabilities classified as Level 3 that were still held at March 31, 2022 and 2023. The amounts of unrealized gains (losses) in other comprehensive income (loss) are related to Available-for-sale securities and Long-term debt, which were ¥2 billion and ¥2 billion, respectively, at March 31, 2022, and ¥8 billion and ¥11 billion, respectively, at March 31, 2023. Gains (losses) in Earnings are reported in Investment gains (losses)—net. Gains (losses) in Earnings are reported in Other noninterest income (expenses). Gains (losses) in OCI are reported in Other comprehensive income (loss). Proceeds from sales of Equity securities as well as Purchases of Equity securities include cash activity related to Other investments, the amounts of which are not significant.This figure includes a leverage ratio buffer required to be met at 50% of the additional loss absorbency requirements applied to the Group as a G-SIB under the finalized Basel III reforms.The plans with projected benefit obligations in excess of plan assets include those with accumulated benefit obligations in excess of plan assets.Amounts relating to master netting arrangements or similar agreements where the MHFG Group does not have the legal right of set-off or where uncertainty exists as to the enforceability of these agreements are excluded. For derivatives, the table includes amounts relating to over-the-counter (“OTC”) and OTC-cleared derivatives that are subject to enforceable master netting arrangements or similar agreements. Amounts do not exceed the net amounts presented on the balance sheet and do not include the effect of overcollateralization, where it exists. For derivatives, amounts include derivative assets or liabilities and securities collateral that are eligible for offsetting under enforceable master netting arrangements or similar agreements. Derivative assets and liabilities are recorded in Trading account assets and Trading account liabilities, respectively. The amounts of Receivables under securities borrowing transactions and Payables under securities lending transactions subject to enforceable industry standard master lending agreements with netting terms were ¥2,339 billion and ¥1,172 billion, respectively, at March 31, 2022, and ¥1,892 billion and ¥758 billion, respectively, at March 31, 2023. The amounts of derivative assets and liabilities subject to enforceable master netting arrangements or similar agreements were ¥9,326 billion and ¥9,235 billion, respectively, at March 31, 2022, and ¥12,574 billion and ¥12,432 billion, respectively, at March 31, 2023. During the fiscal year ended March 31, 2022 and 2023, certain subsidiaries of MHFG partially withdrew assets from employee retirement benefit trusts, which were established for the payment of employees’ severance pay and retirement pensions. Overall, the trusts remain in overfunded status as of March 31, 2023. No gains or losses have been recognized as a result of this transaction.Loans, net of allowance include items measured at fair value on a nonrecurring basis. This class represents equity securities held in the employee retirement benefit trusts of ¥1,003 billion and ¥1,018 billion carried at fair value at March 31, 2022 and 2023, respectively, which are well-diversified across industries.These classes primarily include pension investment fund trusts. Investments in these classes are generally measured at fair value and can be redeemed within a short-term period upon request.Right-of-use assets and lease liabilities are included in Other assets and Other liabilities, respectively, on the consolidated balance sheets.Lease cost for operating leases are included in Occupancy expenses on the consolidated statements of income. The Group’s variable lease costs and costs for leases with terms of twelve months or less are not significant.Customer relationships were mainly acquired in connection with the merger of MHSC and Shinko on May 7, 2009 and the integration among asset management companies on October 1, 2016. See Note 1 “Basis of presentation and summary of significant accounting policies” for further information.The amount includes ¥73,736 million and ¥49,393 million related to MHSC’s net operating loss carryforwards resulting mainly from the organizational restructuring of certain foreign subsidiaries as of March 31, 2022 and 2023, respectively. The tax effect of the net operating loss carryforwards is substantially offset by ¥46,734 million and ¥43,488 million, respectively, of valuation allowance as a result of considering all available evidence regarding sources of future taxable income including historical trends in taxable income in the preceding periods and forecasted taxable income.The amount includes ¥26,633 million and ¥24,978 million related to MHFG’s net operating loss carryforwards resulting mainly from intercompany capital transactions in relation to the share buyback conducted by MHSC as of March 31, 2022 and 2023, respectively. The tax effect of the net operating loss carryforwards is substantially offset by ¥24,675 million and ¥24,978 million, respectively, of valuation allowance as a result of considering all available evidence regarding sources of future taxable income including historical trends in taxable income in the preceding periods and forecasted taxable income.In accordance with ASC 820, certain plan assets that are measured at fair value using the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.The required and actual amounts disclosed above at March 31, 2022 and 2023 exclude amounts of deposits to the Bank of Japan.The amounts of Receivables under resale agreements and Payables under repurchase agreements subject to enforceable industry standard master repurchase agreements with netting terms were ¥11,537 billion and ¥19,505 billion, respectively, at March 31, 2022, and ¥10,587 billion and ¥25,147 billion, respectively, at March 31, 2023. General account of life insurance companies is a contract with life insurance companies which guarantees payments of principal and predetermined interest payments.The U.S. GAAP adjustments are primarily comprised of GAAP differences mainly from right-of-use assets related to operating leases not recognized under Japanese GAAP; internally developed software, which was impaired under Japanese GAAP; land, which was revalued under Japanese GAAP; and the consolidation of certain variable interest entities, which are not consolidated under Japanese GAAP.Amounts include gains and losses on currency swaps.Amounts do not include the net gains (losses) of ¥(2,956) million, ¥(605) million and ¥(653) million on the credit derivatives economically managing the credit risk of loans during the fiscal years ended March 31, 2021, 2022 and 2023, respectively. The net gains (losses) is recorded in Other noninterest income (expenses).Amounts primarily include cash and short-term assets carried at fair value.Investments in this class are measured at conversion value, which is equivalent to fair value.¥49 billion of the Japan deferred tax assets of ¥89 billion is related to MHSC, which is substantially offset by a valuation allowance, and will expire during the fiscal year ending March 31, 2026. ¥25 billion of the Japan deferred tax assets of ¥89 billion is related to MHFG, which is substantially offset by a valuation allowance, and will mostly expire during the fiscal year ending March 31, 2032.The United Kingdom net operating loss carryforwards may be carried forward indefinitely for tax purposes.¥74 billion of the Japan deferred tax assets of ¥106 billion is related to MHSC, which is substantially offset by a valuation allowance, and will expire during the fiscal year ending March 31, 2026. ¥27 billion of the Japan deferred tax assets of ¥106 billion is related to MHFG, which is substantially offset by a valuation allowance, and will mostly expire during the fiscal year ending March 31, 2032.Amounts include realized and unrealized gains and losses on both derivative instruments and nonderivative instruments. Amounts on derivative instruments include gains and losses on forward foreign exchange contracts and currency options. Amounts on nonderivative instruments include translation gains and losses related to foreign currency-denominated debt securities reported as Trading securities.Net operating loss carryforwards related to Japanese local taxes recorded at MHFG in the fiscal year ended March 31, 2022 in the amount of ¥500 billion (tax effected ¥24 billion) are not included in the table. The net operating loss carryforwards is fully offset by valuation allowance and will mostly expire during the fiscal year ending March 31, 2032.Income and expenses of foreign branches of MHBK and foreign subsidiaries with functional currencies other than Japanese Yen have been translated for purposes of segment reporting using the budgeted foreign currency rates. Prior period comparative amounts for such foreign currency income and expenses have been translated using current period budgeted foreign currency rates.“Gross profits + Net gains (losses) related to ETFs and others” is reported instead of sales reported by general corporations. Gross profits is defined as the sum of net interest income, fiduciary income, net fee and commission income, net trading income and net other operating income. Net gains (losses) related to ETFs and others consist of net gains (losses) on ETFs held by MHBK and MHTB on their non-consolidated basis and net gains (losses) on operating investment securities of MHSC on its consolidated basis. For the fiscal years ended March 31, 2021, 2022 and 2023, net gains (losses) related to ETFs and others amounted to ¥2.0 billion, ¥1.9 billion and ¥1.8 billion, respectively, of which ¥(1.3) billion, ¥2.3 billion and ¥(0.3) billion are included in “Global Markets Company,” respectively.“Others” includes the following items: • profits and expenses pertaining to consolidated subsidiaries that are not subject to allocation; • consolidating adjustments, including elimination of internal transaction between each segment; • equity in earnings (losses) of equity method investees—net that are not subject to allocation; and • profits and losses pertaining to derivative transactions that reflect the counterparty risk of the individual parties and other factors in determining fair market value.“General and administrative expenses” excludes non-allocated gains (losses), net. Net business profits (losses) is used in Japan as a measure of the profitability of core banking operations, and is defined as gross profits (as defined above) less general and administrative expenses (excluding non-allocated gains (losses), net) plus equity in earnings (losses) of equity method investees—net less amortization of goodwill and others. Measurement of net business profits (losses) is required for regulatory reporting to the Financial Services Agency of Japan. “Fixed assets” is presented based on Japanese GAAP and corresponds to the total amount of the following U.S. GAAP accounts: Premises and equipment-net; Goodwill; Intangible assets; and right-of-use assets related to operating leases included in Other assets. The above table does not include other asset amounts because “Fixed assets” is the only balance sheet metric that management uses when evaluating and making decisions pertaining to the operating segments. “Others” in “Fixed assets” includes assets of headquarters that have not been allocated to each segment, “Fixed assets” pertaining to consolidated subsidiaries that are not subject to allocation, consolidating adjustments, and others. Certain “Fixed assets” expenses have been allocated to each segment using reasonable allocation criteria. Short-term notes are issued under the laws of Japan in the form of commercial paper.The amounts of commercial paper and short-term notes issued by MHFG’s subsidiaries were ¥1,775,860 million and ¥490,500 million, respectively, at March 31, 2022, and ¥1,782,111 million and ¥436,000 million, respectively, at March 31, 2023. Total revenue is comprised of Interest and dividend income and Noninterest income.Total expenses are comprised of Interest expense, Provision (credit) for credit losses and Noninterest expenses. The interest rates disclosed reflect the range of contractual rates in effect at March 31, 2023.Including the net operating loss carryforwards which may be carried forward indefinitely in the United Kingdom.Maturity information disclosed is the range of maturities at March 31, 2023.Figures assume that the countercyclical capital buffer will continue to be 0.06% after March 2024.Figures assume that the additional loss absorbency requirements applied to the Group as a G-SIB and D-SIB continue to be 1.0% on a fully effective basis in future years.The required ratio disclosed above, at March 31, 2023, includes a leverage ratio buffer required to be met at 50% of the additional loss absorbency requirements applied to the Group as a G-SIB under the finalized Basel III reforms. These amounts for the fiscal year ended March 31, 2022 mainly represent the reversal of an outside basis difference related to the share buyback conducted by MHSC in response to improving the capital position and aligning to the MHFG Group’s capital policy and the related increase in the valuation allowance.Amortized cost, net of the allowance for credit losses, of which the amounts related to available-for-sale securities were ¥34,326 million at March 31, 2022, and ¥nil at March 31, 2023.Accrued interest receivables are excluded from amortized cost, of which the amount were ¥4,702 million at March 31, 2022, and ¥5,637 million at March 31, 2023 and included in Accrued income.Agency mortgage-backed securities presented in this line consist of Japanese and Foreign agency mortgage-backed securities, of which the fair values were ¥450,507 million and ¥33 million, respectively, at March 31, 2022, and ¥522,166 million and ¥31 million, respectively, at March 31, 2023. 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