| （単位：百万円） | 2012/3 | 2013/3 | 2014/3 | 2015/3 | 2016/3 | 2017/3 | 2018/3 | 2019/3 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 21,847 | 19,992 | 23,011 | 23,400 | 22,397 | 22,355 | 19,524 | 10,753 | 10,391 | 10,700 | 16,786 | 22,063 | 27,514 | 31,090 |
| 売上原価 | - | - | - | 20,031 | 19,209 | 19,162 | 16,827 | 9,161 | 8,031 | 8,130 | 13,087 | 17,821 | 22,958 | 25,962 |
| 売上総利益 | - | - | - | 3,369 | 3,188 | 3,193 | 2,697 | 1,450 | 2,360 | 2,570 | 3,699 | 4,242 | 4,556 | 5,128 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 2,704 | 2,610 | 2,396 | 2,468 | 1,844 | 2,408 | 3,867 | 3,944 | 3,659 | 3,856 | 5,015 |
| 営業利益 | - | - | - | 664 | 578 | 796 | 228 | -401 | 85 | 1,605 | 743 | 2,024 | 1,965 | 2,805 |
| 経常（税引前）利益 | 931 | 372 | 1,168 | 551 | 507 | 686 | 142 | -178 | -95 | 996 | 689 | 2,176 | 1,901 | 2,630 |
| 法人税等合計 | - | - | - | -19 | 331 | 271 | 260 | -9 | 959 | 63 | 314 | 317 | -183 | 359 |
| 純利益 | 920 | 142 | 762 | 461 | -1,242 | 210 | 1,203 | -159 | -820 | 1,288 | 461 | 1,877 | 2,114 | 2,501 |
| 一株あたり利益 | 7.94 | 1.36 | 6.78 | 3.31 | -8.92 | 1.51 | 8.65 | -1.14 | -5.32 | 78.91 | 26.53 | 99.75 | 113.17 | 133.01 |
| 希薄化後一株あたり利益 | - | - | - | - | - | - | - | - | - | 78.85 | 26.53 | 99.75 | 113.17 | 133.01 |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | |||||
| 一株あたり配当金 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 10 | 10 | 10 | 20 | 10 |