Semi-Annual Consolidated Statement Of Cash Flows
| Concept | As at 2025-01-31 | 2024-02-01 to 2025-01-31 | As at 2024-01-31 | 2023-02-01 to 2024-01-31 | As at 2023-01-31 | 
|---|---|---|---|---|---|
| Semi-annual consolidated statement of cash flows | |||||
| Statement of cash flows | |||||
| Cash flows from operating activities | |||||
| Subtotal | — | 
                                                -36,849,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                793,954,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest and dividends received | — | 
                                                65,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest paid | — | 
                                                -8,521,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,530,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes paid | — | 
                                                -167,065,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -9,921,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) operating activities | — | 
                                                -209,757,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                857,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from investing activities | |||||
| Purchase of property, plant and equipment | — | 
                                                -652,026,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -143,951,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from sale of property, plant and equipment | — | 
                                                15,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from sale of investment securities | — | 
                                                22,066,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other, net | — | 
                                                9,486,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,129,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -710,442,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -194,614,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from financing activities | |||||
| Proceeds from long-term borrowings | — | 
                                                290,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                81,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Repayments of long-term borrowings | — | 
                                                -375,551,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -390,658,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from issuance of shares | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                763,679,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Dividends paid | — | 
                                                -24,405,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -11,008,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) financing activities | — | 
                                                -65,794,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                443,867,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                -985,994,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,106,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash and cash equivalents | 
                                                1,155,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,141,814,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,035,354,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |