| （単位：百万円） | 2012/3 | 2013/3 | 2014/3 | 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 | 181,017 | 186,870 | 205,060 | 193,884 | 187,329 | 180,225 | 183,361 | 186,778 | 178,196 | 164,816 | 201,551 | 260,410 | 244,319 | 230,783 |
| 売上原価 | - | - | - | 164,782 | 157,935 | 147,443 | 153,098 | 151,959 | 141,762 | 130,828 | 175,360 | 232,640 | 209,001 | 192,748 |
| 売上総利益 | - | - | - | 29,102 | 29,393 | 32,782 | 30,262 | 34,819 | 36,433 | 33,988 | 26,190 | 27,770 | 35,318 | 38,034 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 24,908 | 24,759 | 27,313 | 26,257 | 29,155 | 29,772 | 27,300 | 26,212 | 27,035 | 28,074 | 29,462 |
| 営業利益 | - | - | - | 4,193 | 4,634 | 5,468 | 4,005 | 5,663 | 6,661 | 6,687 | -21 | 734 | 7,243 | 8,572 |
| 経常（税引前）利益 | 4,672 | 6,736 | 6,762 | 4,796 | 5,357 | 5,832 | 5,137 | 6,326 | 7,302 | 7,374 | 596 | 1,436 | 9,043 | 10,031 |
| 法人税等合計 | - | - | - | 1,523 | 1,679 | 1,669 | 1,942 | 1,455 | 2,313 | 2,935 | 688 | 763 | 2,359 | 3,087 |
| 純利益 | 2,170 | 3,793 | 3,785 | 3,105 | 2,973 | 3,264 | 4,144 | 4,760 | 5,210 | 5,253 | 1,953 | 992 | 6,798 | 7,053 |
| 一株あたり利益 | 15.75 | 24.34 | 23.5 | 18.66 | 17.87 | 195.91 | 249.52 | 288.57 | 316.21 | 159.62 | 59.24 | 29.82 | 205.36 | 211.52 |
| 一株あたり配当金 | 8 | 9 | 9 | 9 | 9 | 49.5 | 90 | 90 | 100 | 100 | 50 | 20 | 60 | 70 |