| 2012/03 | 2013/03 | 2014/03 | 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| 売上高 | 227,478 | 217,279 | 237,420 | 240,647 | 214,120 | 212,837 | 236,237 | 257,315 | 242,262 | 204,908 | 260,138 | 285,141 | 296,516 | 299,287 |
| 売上原価 | - | - | - | 208,022 | 186,227 | 178,633 | 200,924 | 222,212 | 204,168 | 178,145 | 232,737 | 256,073 | 257,467 | 259,346 |
| 売上総利益 | - | - | - | 32,625 | 27,892 | 34,204 | 35,313 | 35,103 | 38,093 | 26,763 | 27,379 | 29,067 | 39,049 | 39,941 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業利益 | - | - | - | 10,616 | 5,883 | 7,218 | 11,813 | 11,119 | 13,901 | 3,563 | 2,139 | 3,260 | 10,372 | 12,016 |
| 営業費用 | - | - | - | 22,009 | 22,008 | 26,985 | 23,499 | 23,983 | 24,192 | 23,199 | 24,258 | 25,145 | 26,502 | 27,117 |
| 経常（税引前）利益 | 7,925 | 7,929 | 9,810 | 11,141 | 5,835 | 6,863 | 11,774 | 11,324 | 13,776 | 4,248 | 3,508 | 4,099 | 10,947 | 11,907 |
| 法人税等合計 | - | - | - | 3,999 | 805 | 2,271 | 3,451 | 2,990 | 3,694 | 761 | 766 | 1,228 | 2,990 | 2,579 |
| 純利益 | 2,714 | 3,840 | 4,737 | 6,693 | 604 | 5,773 | 8,920 | 7,464 | 9,463 | 3,956 | 1,089 | 1,610 | 6,593 | 7,820 |
| 一株あたり利益 | 21.62 | 24.94 | 27.99 | 30.62 | 0.1 | 258.34 | 415.71 | 330.38 | 434.05 | 154.82 | 55.29 | 81.65 | 334.03 | 398.02 |
| 希薄化後一株あたり利益 | 21.61 | - | 27.98 | 30.62 | 0.1 | 258.31 | 415.71 | - | - | 159.25 | 55.29 | 81.65 | 334.03 | 398.02 |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | |||||
| 一株あたり配当金 | 10 | 10 | 10 | 10 | 10 | 55 | 120 | 120 | 130 | 45 | 30 | 30 | 100 | 160 |