Semi-Annual 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 statement of cash flows | |||||
| Statement of cash flows | |||||
| Cash flows from operating activities | |||||
| Subtotal | — | 
                                                2,070,687,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,502,424,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest and dividends received | — | 
                                                61,214,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,354,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest paid | — | 
                                                -183,792,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -168,391,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) operating activities | — | 
                                                1,649,245,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,468,079,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from investing activities | |||||
| Purchase of property, plant and equipment | — | 
                                                -1,373,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,218,943,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of property, plant and equipment | — | 
                                                6,789,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,568,871,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of investment securities | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                352,180,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Loan advances | — | 
                                                -205,582,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -51,152,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from collection of loans receivable | — | 
                                                9,410,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,988,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -1,561,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                564,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from financing activities | |||||
| Proceeds from short-term borrowings | — | 
                                                2,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Repayments of short-term borrowings | — | 
                                                -1,700,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from long-term borrowings | — | 
                                                7,163,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                538,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Repayments of long-term borrowings | — | 
                                                -14,517,918,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,377,454,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of treasury shares | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid | — | 
                                                -136,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -315,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) financing activities | — | 
                                                -6,793,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,839,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Effect of exchange rate change on cash and cash equivalents | — | 
                                                498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                -6,705,383,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -807,271,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash and cash equivalents | 
                                                5,070,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                11,776,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,583,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |