Semi-Annual Consolidated Balance Sheet
| Concept | As at 2024-09-30 | As at 2024-03-31 | 
|---|---|---|
| Semi-annual consolidated balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                11,085,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,274,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Securities | 
                                                120,991,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                336,724,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Inventories | 
                                                14,213,473,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,373,178,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                2,331,571,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,130,226,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -113,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -56,062,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                33,961,955,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,837,713,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                32,303,697,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,357,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Buildings and structures | — | — | 
| Buildings and structures, net | 
                                                15,761,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,686,940,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Land | 
                                                3,929,597,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,959,041,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | 
| Other, net | 
                                                12,612,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,711,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Goodwill | 
                                                1,953,324,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,934,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                248,296,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                224,879,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | 
                                                2,201,621,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,159,298,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                20,516,289,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,947,667,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                18,324,153,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,235,711,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                2,206,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,725,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -13,947,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -13,947,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                55,021,607,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,464,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                88,983,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                76,302,347,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Notes and accounts payable - trade | 
                                                664,988,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                460,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Short-term borrowings | 
                                                12,103,313,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,826,167,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                600,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,701,128,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                2,817,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,037,708,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                28,816,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,567,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Long-term borrowings | 
                                                22,856,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,147,876,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Lease liabilities | 
                                                167,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                212,815,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                688,881,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                213,125,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                23,712,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,573,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                52,529,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,141,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                9,679,070,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,679,070,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                2,358,493,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,358,493,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                17,297,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,215,849,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                29,335,071,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,252,993,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation difference on available-for-sale securities | 
                                                6,430,699,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,644,434,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign currency translation adjustment | 
                                                663,461,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,216,991,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                7,094,160,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,861,426,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-controlling interests | 
                                                24,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                46,215,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                36,453,809,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,160,635,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                88,983,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                76,302,347,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |