Balance Sheet
| Concept | As at 2023-12-31 | As at 2023-03-31 | 
|---|---|---|
| Balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Non-current assets | ||
| Property, plant and equipment | ||
| Property, plant and equipment | 
                                                3,824,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,715,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Intangible assets | 
                                                22,175,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,266,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investments and other assets | — | — | 
| Deferred tax assets | 
                                                9,546,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | — | — | 
| Other assets | — | — | 
| Cash and due from banks | 
                                                4,563,165,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,050,227,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other assets | ||
| Call loans | 
                                                15,682,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,370,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                13,173,078,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,589,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cash collateral provided for securities borrowed | 
                                                562,076,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                559,174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Monetary claims bought | 
                                                2,689,852,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,103,059,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Securities | 
                                                967,110,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                780,373,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Loans and bills discounted | 
                                                3,967,800,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,780,587,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign exchanges | 
                                                18,454,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,904,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other assets | 
                                                344,929,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                260,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Customers' liabilities for acceptances and guarantees | 
                                                11,658,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,533,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for loan losses | 
                                                -3,198,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,156,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Provisions | ||
| Provision for bonuses | 
                                                431,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                630,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Provision for bonuses for directors (and other officers) | 
                                                3,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deposits | 
                                                10,204,735,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,985,693,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                12,902,363,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,357,824,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Call money | 
                                                13,145,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,028,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cash collateral received for securities lent | 
                                                3,874,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,895,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Borrowed money | 
                                                2,433,600,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,277,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign exchanges | 
                                                3,714,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,019,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other liabilities | 
                                                229,765,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                64,313,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Acceptances and guarantees | 
                                                11,658,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,533,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | ||
| Shareholders' equity | 
                                                254,952,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                216,549,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share capital | 
                                                32,616,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,954,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                10,543,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,880,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                211,792,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                186,714,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                -3,033,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,517,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation difference on available-for-sale securities | 
                                                -7,955,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,364,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred gains or losses on hedges | 
                                                66,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -12,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                270,714,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                231,684,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                13,173,078,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,589,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Capital surplus | ||
| Retained earnings | ||
| Valuation and translation adjustments |