Semi-Annual Statement Of Cash Flows
| Concept | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|
| Semi-annual statement of cash flows | |||||||
| Statement of cash flows | |||||||
| Cash flows from operating activities | |||||||
| Profit (loss) before income taxes | 
                                                37,588,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                158,361,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                326,754,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                159,527,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Depreciation | — | — | 
                                                95,659,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                99,158,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Impairment losses | — | — | 
                                                27,219,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,619,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Increase (decrease) in allowance for doubtful accounts | — | — | 
                                                15,229,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,278,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest and dividend income | — | — | 
                                                -22,007,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -20,266,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest expenses | — | — | 
                                                16,731,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,253,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Decrease (increase) in trade receivables | — | — | 
                                                148,469,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -60,385,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Decrease (increase) in inventories | — | — | 
                                                134,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -58,978,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Increase (decrease) in trade payables | — | — | 
                                                -21,581,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,246,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other, net | — | — | 
                                                81,054,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -29,100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Subtotal | — | — | 
                                                559,275,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                486,448,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest and dividends received | — | — | 
                                                29,150,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,634,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest paid | — | — | 
                                                -17,489,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -20,356,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes paid | — | — | 
                                                -94,193,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -115,334,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net cash provided by (used in) operating activities | — | — | 
                                                476,742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                377,391,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash flows from investing activities | |||||||
| Purchase of property, plant and equipment | — | — | 
                                                -86,552,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -70,861,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Proceeds from sale of property, plant and equipment | — | — | 
                                                27,148,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,856,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Purchase of investment securities | — | — | 
                                                -29,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,575,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Proceeds from sale of investment securities | — | — | 
                                                214,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,079,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other, net | — | — | 
                                                -4,623,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,124,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net cash provided by (used in) investing activities | — | — | 
                                                -118,514,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -65,805,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash flows from financing activities | |||||||
| Proceeds from long-term borrowings | — | — | 
                                                21,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,279,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Repayments of long-term borrowings | — | — | 
                                                -93,671,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -124,293,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Redemption of bonds | — | — | 
                                                -10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Purchase of treasury shares | — | — | 
                                                -165,320,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -57,360,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Dividends paid | — | — | 
                                                -46,140,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -40,218,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net cash provided by (used in) financing activities | — | — | 
                                                -343,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -280,506,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other, net | — | — | 
                                                -8,220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,690,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Effect of exchange rate change on cash and cash equivalents | — | — | 
                                                1,841,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,740,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net increase (decrease) in cash and cash equivalents | — | — | 
                                                16,619,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,820,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cash and cash equivalents | — | 
                                                164,251,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                136,900,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                103,079,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |