| （単位：百万円） | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 10,468 | 10,407 | 11,108 | 12,111 | 13,518 | 13,886 | 15,417 | 17,528 | 19,435 |
| 売上成長率（％） | - | 11.6 | 2.7 | 11.0 | 13.7 | 10.9 | |||
| 売上原価 | - | - | - | 9,391 | 10,325 | 10,494 | 12,940 | 13,139 | 13,260 |
| 売上総利益 | - | - | - | 2,720 | 3,193 | 3,392 | 2,477 | 4,388 | 6,175 |
| 売上総利益率（％） | - | - | - | 23.6 | 24.4 | 16.1 | 25.0 | 31.8 | |
| 営業費用 | - | - | - | 1,369 | 1,506 | 1,573 | 1,699 | 1,794 | 2,082 |
| 営業利益 | - | - | - | 1,350 | 1,686 | 1,818 | 777 | 2,594 | 4,093 |
| 営業利益率 (%) | - | - | - | 12.5 | 13.1 | 5.0 | 14.8 | 21.1 | |
| 経常（税引前）利益 | 964 | 1,043 | 1,377 | 1,395 | 1,713 | 1,833 | 791 | 2,629 | 4,198 |
| 経常（税引前）利益率（％） | 9.2 | 10.0 | 12.4 | 11.5 | 12.7 | 13.2 | 5.1 | 15.0 | 21.6 |
| 法人税等合計 | - | - | - | 496 | 629 | 688 | 149 | 910 | 1,357 |
| 実効税率（％） | - | - | - | 36.7 | 37.5 | 18.9 | 34.6 | 32.3 | |
| 純利益 | 603 | 381 | 824 | 860 | 1,084 | 1,145 | 641 | 1,718 | 2,841 |
| 純利益率（％） | 8.0 | 8.2 | 4.2 | 9.8 | 14.6 | ||||
| 一株あたり利益 | 210.84 | 133.3 | 288.22 | 60.18 | 75.23 | 74.89 | 37.02 | 98.41 | 162.13 |
| 希薄化後一株あたり利益 | - | - | - | - | - | 73.61 | 36.52 | 97.32 | 160.68 |
| 配当性向（%） | - | - | - | - | - | 20.4 | 41.1 | 20.6 | 23.6 |
| 一株あたり配当金 | - | - | - | - | 25 | 15 | 15 | 20 | 38 |
| EBITDA | - | - | - | 1,766 | 1,906 | 893 | 2,751 | 4,267 | |
| EBITDAマージン（％） | - | - | - | 13.1 | 13.7 | 5.8 | 15.7 | 22.0 |