| （単位：百万円） | 2015/3 | 2016/3 | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 167,028 | 228,903 | 207,920 | 207,562 | 212,886 | 215,050 | 214,120 | 243,202 | 307,911 | 313,875 | 296,045 |
| 売上原価 | 149,617 | 204,769 | 182,917 | 183,629 | 189,757 | 191,401 | 192,163 | 220,490 | 285,218 | 283,153 | 264,171 |
| 売上総利益 | 17,411 | 24,134 | 25,002 | 23,932 | 23,128 | 23,649 | 21,956 | 22,712 | 22,693 | 30,721 | 31,874 |
| 売上総利益率（％） | |||||||||||
| 営業費用 | 14,505 | 20,641 | 20,171 | 20,225 | 19,005 | 18,234 | 16,284 | 18,418 | 21,270 | 22,972 | 25,531 |
| 営業利益 | 2,905 | 3,492 | 4,831 | 3,706 | 4,123 | 5,414 | 5,672 | 4,293 | 1,422 | 7,748 | 6,343 |
| 経常（税引前）利益 | 2,809 | 3,734 | 5,131 | 4,103 | 4,466 | 5,737 | 6,081 | 5,067 | 1,711 | 7,737 | 6,789 |
| 法人税等合計 | 769 | 1,000 | 1,265 | 1,197 | 1,538 | 1,866 | 1,972 | 1,401 | 596 | 2,410 | 1,285 |
| 純利益 | 1,930 | 2,371 | 3,989 | 3,008 | 4,657 | 3,842 | 4,500 | 3,689 | 1,042 | 5,113 | 5,488 |
| 一株あたり利益 | 12.41 | 11.71 | 19.98 | 15.08 | 23.66 | 19.53 | 112.78 | 94.65 | 27.01 | 132.97 | 140.84 |
| 一株あたり配当金 | 3 | 4 | 4.5 | 4.5 | 4.5 | 5 | 15 | 25 | 25 | 27 | 35.5 |