Semi-Annual Statement Of Cash Flows
| Concept | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2022-09-30 | 
|---|---|---|---|---|---|---|---|
| Semi-annual statement of cash flows | |||||||
| Statement of cash flows | |||||||
| Cash flows from operating activities | |||||||
| Profit (loss) before income taxes | — | 
                                                1,393,479,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,352,452,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,176,770,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,104,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Depreciation | — | — | 
                                                300,926,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                267,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Impairment losses | — | — | 
                                                96,730,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in allowance for doubtful accounts | — | — | 
                                                245,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -7,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest expenses | — | — | 
                                                6,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,408,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in provision for bonuses | — | — | 
                                                5,242,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Decrease (increase) in inventories | — | — | 
                                                -4,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                16,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in trade payables | — | — | 
                                                36,553,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -28,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other, net | — | — | 
                                                1,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                84,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Subtotal | — | — | 
                                                1,899,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,760,514,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest paid | — | — | 
                                                -6,323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -5,256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes paid | — | — | 
                                                -382,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -325,390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) operating activities | — | — | 
                                                1,514,066,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,430,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from investing activities | |||||||
| Purchase of property, plant and equipment | — | — | 
                                                -131,812,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -417,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from sale of property, plant and equipment | — | — | 
                                                4,323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                89,392,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other, net | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -3,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) investing activities | — | — | 
                                                -343,844,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -842,249,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from financing activities | |||||||
| Proceeds from long-term borrowings | — | — | 
                                                60,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                300,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Redemption of bonds | — | — | 
                                                -60,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Repayments of long-term borrowings | — | — | 
                                                -339,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -255,243,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Dividends paid | — | — | 
                                                -261,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -142,365,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) financing activities | — | — | 
                                                -613,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,267,283,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Effect of exchange rate change on cash and cash equivalents | — | — | 
                                                979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -762,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net increase (decrease) in cash and cash equivalents | — | — | 
                                                557,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,680,204,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash and cash equivalents | 
                                                3,430,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,872,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,552,730,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |