Quarterly Consolidated Statement Of Cash Flows
| Concept | As at 2024-11-30 | 2024-06-01 to 2024-11-30 | As at 2024-05-31 | As at 2023-11-30 | 2023-06-01 to 2023-11-30 | As at 2023-05-31 | 
|---|---|---|---|---|---|---|
| Quarterly consolidated statement of cash flows | ||||||
| Statement of cash flows | ||||||
| Cash flows from operating activities | ||||||
| Profit (loss) before income taxes | — | 
                                                497,158,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                246,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Depreciation | — | 
                                                20,016,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                9,123,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Foreign exchange losses (gains) | — | 
                                                12,308,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -12,240,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Decrease (increase) in trade receivables | — | 
                                                -209,296,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -255,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Decrease (increase) in inventories | — | 
                                                -27,949,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                47,780,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in trade payables | — | 
                                                -189,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                174,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Subtotal | — | 
                                                -3,321,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                254,844,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes paid | — | 
                                                -88,949,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -116,945,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) operating activities | — | 
                                                -89,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                137,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from investing activities | ||||||
| Purchase of property, plant and equipment | — | 
                                                -7,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -3,289,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -23,634,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -24,521,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from financing activities | ||||||
| Proceeds from issuance of shares | — | 
                                                671,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                502,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Purchase of treasury shares | — | 
                                                -672,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Dividends paid | — | 
                                                -89,447,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -74,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) financing activities | — | 
                                                -89,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                427,931,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Effect of exchange rate change on cash and cash equivalents | — | 
                                                -12,308,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,240,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                -214,734,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                553,558,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash and cash equivalents | 
                                                2,791,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,006,128,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,433,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,879,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |