| 2025/3 | 2026/3 |
| Assets | | |
| Current assets | | |
| Cash and deposits | 4,062,634 | 4,515,263 |
| Notes receivable - trade | 462,965 | 172,230 |
| Accounts receivable - trade | 2,413,233 | 2,618,087 |
| Electronically recorded monetary claims - operating | 1,070,637 | 1,151,886 |
| Contract assets | 57,645 | 201,833 |
| Merchandise and finished goods | 611,671 | 560,364 |
| Work in process | 553,135 | 472,608 |
| Raw materials and supplies | 501,534 | 471,738 |
| Other | 622,813 | 315,892 |
| Allowance for doubtful accounts | -7,923 | -14,515 |
| Total current assets | 10,348,348 | 10,465,391 |
| Non-current assets | | |
| Property, plant and equipment | | |
| Buildings and structures | 4,860,593 | 5,022,269 |
| Accumulated depreciation | -3,370,038 | -3,552,278 |
| Buildings and structures, net | 1,490,555 | 1,469,990 |
| Machinery, equipment and vehicles | 2,147,590 | 2,184,798 |
| Accumulated depreciation | -1,999,569 | -2,043,009 |
| Machinery, equipment and vehicles, net | 148,021 | 141,789 |
| Land | 1,605,137 | 1,605,137 |
| Leased assets | 117,771 | 143,845 |
| Accumulated depreciation | -37,532 | -60,063 |
| Leased assets, net | 80,238 | 83,781 |
| Construction in progress | 818 | 8,652 |
| Other | 475,580 | 483,571 |
| Accumulated depreciation | -426,815 | -444,825 |
| Other, net | 48,765 | 38,745 |
| Total property, plant and equipment | 3,373,536 | 3,348,096 |
| Intangible assets | | |
| Other | 439,215 | 376,968 |
| Total intangible assets | 439,215 | 376,968 |
| Investments and other assets | | |
| Investment securities | 1,750,100 | 2,649,431 |
| Deferred tax assets | 113,289 | 3,742 |
| Other | 182,664 | 187,211 |
| Allowance for doubtful accounts | -909 | -909 |
| Total investments and other assets | 2,045,145 | 2,839,475 |
| Total non-current assets | 5,857,897 | 6,564,541 |
| Total assets | 16,206,245 | 17,029,932 |
| Liabilities | | |
| Current liabilities | | |
| Notes and accounts payable - trade | 3,098,231 | 2,933,680 |
| Short-term borrowings | 700,000 | 700,000 |
| Current portion of bonds payable | 45,400 | 13,000 |
| Current portion of long-term borrowings | 204,276 | 272,276 |
| Lease liabilities | 27,410 | 41,059 |
| Accrued expenses | 513,736 | 476,018 |
| Income taxes payable | 54,644 | 199,832 |
| Provision for bonuses | 123,449 | 134,691 |
| Provision for warranties for completed construction | 3,150 | 36,450 |
| Other | 190,792 | 244,116 |
| Total current liabilities | 4,961,091 | 5,051,126 |
| Non-current liabilities | | |
| Bonds payable | 13,000 | - |
| Long-term borrowings | 781,448 | 627,172 |
| Lease liabilities | 60,050 | 52,253 |
| Deferred tax liabilities | 7,478 | 140,664 |
| Provision for retirement benefits for directors (and other officers) | 21,600 | 21,600 |
| Provision for warranties for completed construction | 75,802 | 91,424 |
| Retirement benefit liability | 431,602 | 406,339 |
| Asset retirement obligations | 52,153 | 66,297 |
| Other | 134,669 | 166,191 |
| Total non-current liabilities | 1,577,805 | 1,571,942 |
| Total liabilities | 6,538,897 | 6,623,068 |
| Net assets | | |
| Shareholders' equity | | |
| Share capital | 1,972,735 | 1,972,735 |
| Capital surplus | 1,670,795 | 1,670,795 |
| Retained earnings | 5,526,748 | 5,579,998 |
| Treasury shares | -72,232 | -93,195 |
| Total shareholders' equity | 9,098,048 | 9,130,334 |
| Accumulated other comprehensive income | | |
| Valuation difference on available-for-sale securities | 579,580 | 1,218,783 |
| Foreign currency translation adjustment | -158,871 | -157,332 |
| Remeasurements of defined benefit plans | -715 | 34,689 |
| Total accumulated other comprehensive income | 419,993 | 1,096,140 |
| Non-controlling interests | 149,306 | 180,388 |
| Total net assets | 9,667,348 | 10,406,864 |
| Total liabilities and net assets | 16,206,245 | 17,029,932 |