Semi-Annual Consolidated Statement Of Cash Flows
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|
| Semi-annual consolidated statement of cash flows | |||||
| Statement of cash flows | |||||
| Cash flows from operating activities | |||||
| Subtotal | — | 
                                                52,662,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                73,935,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest and dividends received | — | 
                                                2,267,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,057,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest paid | — | 
                                                -4,003,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,308,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes paid | — | 
                                                -9,673,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,771,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) operating activities | — | 
                                                41,252,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,911,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from investing activities | |||||
| Purchase of property, plant and equipment | — | 
                                                -51,183,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -61,315,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of investment securities | — | 
                                                -540,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of investment securities | — | 
                                                7,761,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,856,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of shares of subsidiaries resulting in change in scope of consolidation | — | 
                                                -9,246,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,132,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of shares of subsidiaries resulting in change in scope of consolidation | — | 
                                                159,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Loan advances | — | 
                                                -1,381,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,061,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from collection of loans receivable | — | 
                                                230,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                282,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other, net | — | 
                                                -1,175,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,328,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -55,038,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -58,771,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from financing activities | |||||
| Proceeds from issuance of bonds | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from long-term borrowings | — | 
                                                24,575,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,299,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Redemption of bonds | — | 
                                                -5,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Repayments of long-term borrowings | — | 
                                                -6,908,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,565,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of treasury shares | — | 
                                                -5,020,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,814,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid | — | 
                                                -7,304,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,139,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) financing activities | — | 
                                                14,453,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,519,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid to non-controlling interests | — | 
                                                -323,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -279,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of shares of subsidiaries not resulting in change in scope of consolidation | — | 
                                                -301,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -372,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Effect of exchange rate change on cash and cash equivalents | — | 
                                                684,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                926,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                1,353,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,547,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash and cash equivalents | 
                                                44,631,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                43,278,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                40,699,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |