Semi-Annual Statement Of Cash Flows
| Concept | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2023-02-28 | 
|---|---|---|---|---|---|
| Semi-annual statement of cash flows | |||||
| Statement of cash flows | |||||
| Cash flows from operating activities | |||||
| Subtotal | — | 
                                                790,592,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                558,890,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest and dividends received | — | 
                                                8,042,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,629,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest paid | — | 
                                                -59,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -26,516,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes paid | — | 
                                                -12,785,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,244,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) operating activities | — | 
                                                726,774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                522,759,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from investing activities | |||||
| Purchase of property, plant and equipment | — | 
                                                -92,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -31,146,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Proceeds from sale of property, plant and equipment | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                82,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -111,658,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,599,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from financing activities | |||||
| Proceeds from long-term borrowings | — | 
                                                1,600,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Repayments of long-term borrowings | — | 
                                                -87,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -147,250,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Purchase of treasury shares | — | 
                                                -27,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -27,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) financing activities | — | 
                                                -177,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,281,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Effect of exchange rate change on cash and cash equivalents | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                437,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                494,078,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash and cash equivalents | 
                                                1,658,949,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,221,362,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                727,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |