| Operating revenue | 635.96a | 614.75a |
| Operating expenses | — | — |
| Operating expenses and cost of sales of transportation | -441.5a | -440.96a |
| Selling, general and administrative expenses | -120.58a | -117.1a |
| Total operating expenses | -562.08a | -558.06a |
| Operating profit | 73.88a | 56.69a |
| Non-operating income | — | — |
| Interest income | 0.02a | 0.04a |
| Dividend income | 2.16a | 1.85a |
| Dividend income of insurance | 0.41a | 0.44a |
| Share of profit of entities accounted for using equity method | 0.18a | 0.1a |
| Other | 2.45a | 2.9a |
| Total non-operating income | 5.23a | 5.32a |
| Non-operating expenses | — | — |
| Interest expenses | -5.65a | -5.66a |
| Other | -1.44a | -1.54a |
| Total non-operating expenses | -7.08a | -7.2a |
| Ordinary profit | 72.03a | 54.82a |
| Extraordinary income | — | — |
| Gain on sale of non-current assets | 0.25a | 0.22a |
| Contribution received for construction | 50.61a | 7.32a |
| Other | 1.16a | 1.19a |
| Total extraordinary income | 52.01a | 8.74a |
| Extraordinary losses | — | — |
| Loss on retirement of non-current assets | -1.65a | -1.41a |
| Loss on tax purpose reduction entry of non-current assets | -50.58a | -7.3a |
| Impairment losses | -3.48a | -8.1a |
| Loss on termination of retirement benefit plan | 0a | -0.47a |
| Extra retirement payments | 0a | -0.41a |
| Other | -0.48a | -0.7a |
| Total extraordinary losses | -56.2a | -18.39a |
| Profit before income taxes | 67.85a | 45.16a |
| Income taxes - current | -19.8a | -15.18a |
| Income taxes - deferred | -0.35a | -0.84a |
| Total income taxes | -19.45a | -16.01a |
| Profit | 48.4a | 29.15a |
| Profit (loss) attributable to non-controlling interests | 0.23a | -0.03a |
| Profit attributable to owners of parent | 48.16a | 29.18a |