| Cash and cash equivalents | 280.81a | 215a |
| Accounts receivable - trade | 692.5a | 619.38a |
| Contract assets | 2.42a | 2.58a |
| Unconsolidated subsidiaries and affiliated companies | 13.73a | 13.16a |
| Other | 7.02a | 6.51a |
| Allowance for doubtful accounts | -2.58a | -3.11a |
| Receivables | 713.09a | 638.52a |
| Inventories | 100.31a | 90.49a |
| Real estate for sale | 38.08a | 45.18a |
| Other current assets | 59.65a | 63.6a |
| Total current assets | 1,191.93a | 1,052.79a |
| Investments | 467.13a | 360a |
| Unconsolidated subsidiaries and affiliated companies | 164.52a | 152.59a |
| Other | 302.61a | 207.41a |
| Property, plant and equipment | 16,271.24a | 15,837.01a |
| Buildings | 3,347.26a | 3,285.91a |
| Structures | 6,706.32a | 6,618.45a |
| Machinery, rolling stock and vehicles | 3,101.98a | 3,037.66a |
| Land | 2,232.1a | 2,185.87a |
| Construction in progress | 562.28a | 399.21a |
| Other | 321.31a | 309.91a |
| Less accumulated depreciation | 8,798.87a | 8,622.45a |
| Net property, plant and equipment | 7,472.38a | 7,214.56a |
| Other assets | 640.04a | 724.55a |
| Deferred tax assets | 342.54a | 432.01a |
| Other | 297.5a | 292.54a |
| Short-term debt and current portion of long-term debt | 324.15a | 365a |
| Current portion of long-term liabilities incurred for purchase of railway facilities | 4.3a | 4.07a |
| Prepaid railway fares received | 86.63a | 78.05a |
| Accounts payable - trade | 45.23a | 42.41a |
| Unconsolidated subsidiaries and affiliated companies | 185.92a | 181.93a |
| Other | 622.95a | 562.34a |
| Payables | 854.1a | 786.67a |
| Accrued expenses | 115.39a | 101.25a |
| Accrued consumption taxes | 40.67a | 43.96a |
| Accrued income taxes | 22.04a | 16.19a |
| Other current liabilities | 169.45a | 137.07a |
| Total current liabilities | 1,616.73a | 1,532.25a |
| Long-term debt | 4,233.12a | 4,094.82a |
| Long-term liabilities incurred for purchase of railway facilities | 306.7a | 311a |
| Net defined benefit liability | 399.18a | 445.84a |
| Deposits received for guarantees | 173.66a | 151.8a |
| Deferred tax liabilities | 2.32a | 2.37a |
| Provision for large-scale renovation of Shinkansen infrastructure | 192a | 168a |
| Other long-term liabilities | 108.53a | 148.1a |
| Total long-term liabilities | 5,415.52a | 5,321.93a |
| Net assets | — | — |
| Common stock: Authorized 1,600,000,000 shares; issued, 2024-378,137,400 shares; outstanding, 2024-377,117,353 shares | 200a | 200a |
| Capital surplus | 97.6a | 96.45a |
| Retained earnings | 2,289.19a | 2,132.05a |
| Treasury stock, at cost, 1,020,047 shares in 2024 | -5.98a | -8.91a |
| Accumulated other comprehensive income | — | — |
| Net unrealized holding gains (losses) on securities | 100.61a | 43.3a |
| Net deferred gains (losses) on derivatives under hedge accounting | 3.43a | 2.55a |
| Revaluation reserve for land | -0.02a | -0.04a |
| Foreign currency translation adjustments | 0.14a | 0.28a |
| Remeasurements of defined benefit plans | 32.92a | 7.57a |
| Non-controlling interests | 21.34a | 24.46a |
| Total net assets | 2,739.23a | 2,497.71a |