Semi-Annual Consolidated Statement Of Cash Flows
| Concept | 2024-01-01 to 2024-06-30 | As at 2024-06-30 | As at 2023-12-31 | 2023-01-01 to 2023-06-30 | As at 2023-06-30 | As at 2022-12-31 | 
|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of cash flows | ||||||
| Statement of cash flows | ||||||
| Cash flows from operating activities | ||||||
| Subtotal | 
                                                2,059,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,116,308,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest and dividends received | 
                                                24,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                23,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest paid | 
                                                -8,610,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -12,091,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes paid | 
                                                -447,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -755,840,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) operating activities | 
                                                1,628,113,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,371,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from investing activities | ||||||
| Purchase of property, plant and equipment | 
                                                -590,933,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -522,972,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of property, plant and equipment | 
                                                14,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,177,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of investment securities | 
                                                -103,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,811,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of investment securities | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                198,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other, net | 
                                                -52,631,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -46,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) investing activities | 
                                                -807,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -539,333,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from financing activities | ||||||
| Repayments of long-term borrowings | 
                                                -90,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -150,084,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of treasury shares | 
                                                -19,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -286,286,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid | 
                                                -335,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -297,462,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) financing activities | 
                                                -482,974,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,105,469,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid to non-controlling interests | 
                                                -49,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -130,829,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other, net | 
                                                -8,801,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -12,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Effect of exchange rate change on cash and cash equivalents | 
                                                219,242,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -170,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net increase (decrease) in cash and cash equivalents | 
                                                557,179,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                556,529,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash and cash equivalents | — | 
                                                8,584,323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,027,144,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,862,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,305,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |