| Operating revenue | 452.92a | 408.69a |
| Operating expenses | — | — |
| Operating expenses and cost of sales of transportation | -339.77a | -311.7a |
| Selling, general and administrative expenses | -59a | -53.15a |
| Total operating expenses | -398.77a | -364.85a |
| Operating profit | 54.15a | 43.84a |
| Non-operating income | — | — |
| Interest income | 0.04a | 0.02a |
| Dividend income | 1.78a | 1.52a |
| Share of profit of entities accounted for using equity method | 0.55a | 0.5a |
| Miscellaneous income | 1.36a | 1.3a |
| Total non-operating income | 3.73a | 3.33a |
| Non-operating expenses | — | — |
| Interest expenses | -3.92a | -3.26a |
| Miscellaneous expenses | -0.71a | -0.43a |
| Total non-operating expenses | -4.62a | -3.69a |
| Ordinary profit | 53.25a | 43.49a |
| Extraordinary income | — | — |
| Gain on sale of non-current assets | 1.62a | 1.04a |
| Contribution received for construction | 1.21a | 0.89a |
| Compensation income | 0.96a | 0.02a |
| Other | 0.29a | 0.82a |
| Total extraordinary income | 4.07a | 2.77a |
| Extraordinary losses | — | — |
| Impairment losses | -1.02a | -1.66a |
| Loss on tax purpose reduction entry of non-current assets | -0.96a | -0.84a |
| Loss on retirement of non-current assets | -0.88a | -0.93a |
| Provision for loss on removal of non-current assets | -0.63a | -0.92a |
| Other | -0.28a | -0.52a |
| Total extraordinary losses | -3.78a | -4.87a |
| Profit before income taxes | 53.54a | 41.39a |
| Income taxes - current | -14.3a | -11.74a |
| Income taxes - deferred | -3.74a | -0.29a |
| Total income taxes | -10.56a | -12.04a |
| Profit | 42.98a | 29.35a |
| Profit attributable to non-controlling interests | 0.12a | 0.11a |
| Profit attributable to owners of parent | 42.86a | 29.24a |