Quarterly Statement Of Cash Flows
| Concept | As at 2024-08-31 | 2024-03-01 to 2024-08-31 | As at 2024-02-29 | 2023-03-01 to 2023-08-31 | As at 2023-08-31 | As at 2023-02-28 | 
|---|---|---|---|---|---|---|
| Quarterly statement of cash flows | ||||||
| Statement of cash flows | ||||||
| Cash flows from operating activities | ||||||
| Profit (loss) before income taxes | — | 
                                                3,329,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,358,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Depreciation | — | 
                                                1,432,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,380,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest and dividend income | — | 
                                                -8,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest expenses | — | 
                                                33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                22,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Decrease (increase) in trade receivables | — | 
                                                -508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -492,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Decrease (increase) in inventories | — | 
                                                -1,632,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,354,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Increase (decrease) in trade payables | — | 
                                                3,597,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,255,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other, net | — | 
                                                -149,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -281,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Subtotal | — | 
                                                6,219,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,138,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest and dividends received | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest paid | — | 
                                                -34,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -22,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) operating activities | — | 
                                                5,323,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,116,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from investing activities | ||||||
| Purchase of property, plant and equipment | — | 
                                                -1,408,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -704,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other, net | — | 
                                                -13,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -1,528,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -761,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash flows from financing activities | ||||||
| Proceeds from long-term borrowings | — | 
                                                1,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Repayments of long-term borrowings | — | 
                                                -1,281,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,526,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividends paid | — | 
                                                -509,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -489,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net cash provided by (used in) financing activities | — | 
                                                -463,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,129,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                3,331,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,225,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cash and cash equivalents | 
                                                8,284,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,952,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,506,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,280,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |