Statement Of Cash Flows
| Concept | As at 2024-08-31 | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | As at 2023-08-31 | As at 2022-08-31 | 
|---|---|---|---|---|---|---|---|
| Statement of cash flows | |||||||
| Statement of cash flows | |||||||
| Cash flows from operating activities | |||||||
| Profit (loss) before income taxes | — | 
                                                1,316,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,202,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,884,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -743,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Depreciation | — | — | 
                                                2,926,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,918,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Impairment losses | — | — | 
                                                648,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                511,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest and dividend income | — | — | 
                                                -17,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -52,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest expenses | — | — | 
                                                129,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign exchange losses (gains) | — | — | 
                                                -27,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -74,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Increase (decrease) in provision for bonuses | — | — | 
                                                344,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Decrease (increase) in trade receivables | — | — | 
                                                -1,426,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -537,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Decrease (increase) in inventories | — | — | 
                                                -325,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,272,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Subtotal | — | — | 
                                                12,306,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,623,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Increase (decrease) in trade payables | — | — | 
                                                968,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -786,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other, net | — | — | 
                                                128,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                166,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes paid | — | — | 
                                                -1,260,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,437,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net cash provided by (used in) operating activities | — | — | 
                                                10,989,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,054,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest and dividends received | — | — | 
                                                7,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest paid | — | — | 
                                                -133,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -139,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Decrease (increase) in other assets | — | — | 
                                                -184,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -97,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Increase (decrease) in other liabilities | — | — | 
                                                891,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                280,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash flows from operating activities | |||||||
| Loss (gain) on sale of investment securities | — | — | 
                                                -516,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash flows from operating activities | |||||||
| Increase (decrease) in accounts payable - other | — | — | 
                                                653,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash flows from investing activities | |||||||
| Purchase of property, plant and equipment | — | — | 
                                                -1,886,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,916,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net cash provided by (used in) investing activities | — | — | 
                                                -2,385,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,849,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Purchase of investment securities | — | — | 
                                                -20,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -56,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Proceeds from sale of investment securities | — | — | 
                                                525,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Loan advances | — | — | 
                                                -77,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -569,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Proceeds from collection of loans receivable | — | — | 
                                                85,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                74,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash flows from facilities maintenance and investing activities | |||||||
| Cash flows from financing activities | |||||||
| Purchase of treasury shares | — | — | 
                                                -1,383,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Dividends paid | — | — | 
                                                -1,055,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -303,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Repayments of long-term borrowings | — | — | 
                                                -41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -159,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net cash provided by (used in) financing activities | — | — | 
                                                -2,335,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -11,502,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net increase (decrease) in cash and cash equivalents | — | — | 
                                                6,377,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,227,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Effect of exchange rate change on cash and cash equivalents | — | — | 
                                                108,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash and cash equivalents | 
                                                18,673,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                12,202,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |