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 | — | 
                                                238,057,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                413,501,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                541,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                618,618,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Depreciation | — | — | 
                                                51,655,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                54,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Impairment losses | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,478,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in allowance for doubtful accounts | — | — | 
                                                6,964,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,423,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest and dividend income | — | — | 
                                                -169,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -20,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest expenses | — | — | 
                                                4,285,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,268,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in provision for bonuses | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -58,335,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Decrease (increase) in trade receivables | — | — | 
                                                86,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                297,350,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other, net | — | — | 
                                                -159,005,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -60,069,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Subtotal | — | — | 
                                                146,503,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                926,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest and dividends received | — | — | 
                                                169,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                20,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest paid | — | — | 
                                                -4,285,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -5,268,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes paid | — | — | 
                                                -233,618,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -132,104,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) operating activities | — | — | 
                                                -91,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                788,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from investing activities | |||||||
| Purchase of property, plant and equipment | — | — | 
                                                -10,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -5,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) investing activities | — | — | 
                                                -21,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -61,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from financing activities | |||||||
| Repayments of long-term borrowings | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -10,335,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Dividends paid | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) financing activities | — | — | 
                                                -480,358,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -210,335,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net increase (decrease) in cash and cash equivalents | — | — | 
                                                -592,935,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                516,955,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash and cash equivalents | 
                                                2,152,744,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,745,680,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,228,724,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |