Investor Presentaiton

Basel Regulatory Disclosures (1) Capital Ratio (JPY B) Other Regulatory Ratios Consolidated (JPY B) Total 17.25% 17.53% 16.87% 15.00% Tier 1 14.52% 14.37% Leverage Ratio ³ Tier 1 Capital 3 CET1 11.65% 11.63% 12.46% [11.52%] Total Exposures [11.00%] [Excluding Net [10.46%] Unrealized Gains/Losses on Consolidated Mar-20 Mar-21 Mar-22 4.08% 4.83% 4.56% 9,024.4 9,701.9 9,713.2 220,977.5 200,546.6 212,972.0 FY19 Q4 FY20 Q4 FY21 Q4 Other Securities] Liquidity Coverage Ratio (LCR) 137.3% 135.8% 136.5% Total HQLA Mar-20 Mar-21 Mar-22 Net Cash Outflows 60,112.7 72,792.2 71,174.1 43,816.7 53,607.0 52,140.9 Total Capital 10,722.2 11,385.3 11,351.6 Tier 1 Capital 9,024.4 9,701.9 9,713.2 1 CET1 Capital 7,244.7 7,849.9 8,067.2 Reference: Mar-20 Mar-21 Mar-22 2 AT1 Capital 1,779.6 1,851.9 1,646.0 CET1 Capital Ratio 9.3% 10.0% 9.9% Tier 2 Capital 1,697.8 1,683.4 1,638.3 (Basel III finalization basis) Risk Weighted 62,141.2 67,481.9 64,730.4 Assets (excl. Net Unrealized Gains (Losses) on Other Securities) 8.8% 9.1% 9.3% MIZUHO 1. Common Equity Tier 1 Capital. 2. Additional Tier 1 Capital. 3. Due to the amendment of the notification of Japan FSA, deposits to BoJ have been excluded from Total Exposures since Mar. 2021. (before exclusion: Mar-21: 4.03%, Mar-22: 3.86%). 65 99

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