Semi-Annual Consolidated Statement Of Cash Flows
| Concept | As at 2024-09-30 | 2024-04-01 to 2024-09-30 | As at 2024-03-31 | As at 2023-09-30 | 2023-04-01 to 2023-09-30 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of cash flows | ||||||
| Statement of cash flows | ||||||
| Cash flows from operating activities | ||||||
| Profit (loss) before income taxes | — | 
                                                962,138,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,291,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Depreciation | — | 
                                                392,552,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                376,467,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in allowance for doubtful accounts | — | 
                                                -7,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest and dividend income | — | 
                                                -150,261,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -140,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest expenses | — | 
                                                956,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in retirement benefit liability | — | 
                                                10,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in provision for bonuses | — | 
                                                25,890,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                18,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Decrease (increase) in trade receivables | — | 
                                                -587,362,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                105,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Decrease (increase) in inventories | — | 
                                                -291,654,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                340,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Increase (decrease) in trade payables | — | 
                                                19,710,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                111,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other, net | — | 
                                                -170,832,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -532,635,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Subtotal | — | 
                                                48,546,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,531,905,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest and dividends received | — | 
                                                144,586,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                138,399,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Interest paid | — | 
                                                -956,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes paid | — | 
                                                -136,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -199,787,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) operating activities | — | 
                                                126,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,524,786,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from investing activities | ||||||
| Purchase of property, plant and equipment | — | 
                                                -440,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -223,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from sale of property, plant and equipment | — | 
                                                634,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Purchase of investment securities | — | 
                                                -866,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -884,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from sale of investment securities | — | 
                                                88,950,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Proceeds from collection of loans receivable | — | 
                                                446,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                479,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other, net | — | 
                                                -11,424,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -3,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) investing activities | — | 
                                                -123,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -393,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash flows from financing activities | ||||||
| Proceeds from short-term borrowings | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Repayments of short-term borrowings | — | 
                                                -1,517,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Purchase of treasury shares | — | 
                                                -260,386,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -219,168,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Dividends paid | — | 
                                                -334,919,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -298,597,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net cash provided by (used in) financing activities | — | 
                                                -457,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -616,069,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Dividends paid to non-controlling interests | — | 
                                                -78,120,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -75,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Effect of exchange rate change on cash and cash equivalents | — | 
                                                326,947,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                287,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Net increase (decrease) in cash and cash equivalents | — | 
                                                -127,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                803,115,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Cash and cash equivalents | 
                                                9,815,095,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                9,942,709,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,915,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,112,471,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |