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Current Status Regarding Privatization (4) Shareholder Composition Japan Post Holdings Co., Ltd. 62% Others 38% 2,225mn shares 1,393mn shares [Total No. of shares excluding treasury stock*: 3,617,532,417] (Ref.) Total No. of outstanding shares No. of treasury stock* 3,617,602,420 70,003 * Treasury stock excludes the Bank's shares held by stock benefit trust. Note: All figures are rounded. JP JAPAN POST BANK BANK As of Sep. 30, 2023 Other domestic companies 5% 75mn shares 1. Summary 2. How to Increase Corporate Value 3. Appendix 4. Financial Data Financial Results Asset Management Σ Business Governance (Ref.) As of Sep. 30, 2022 Financial instruments business operators Other domestic 2% 24mn shares companies 3% 14mn shares Financial instruments business operators 1% 2mn shares Financial institutions 11% 147mn shares Individuals and others 40% 555mn shares Foreign institutions, etc. 42% 591mn shares Financial institutions 17% 71mn shares Foreign institutions, etc. 28% 117mn shares Individuals and others 51% 208mn shares Copyright© JAPAN POST BANK All Rights Reserved. 59

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