| （単位：百万円） | 2011/11 | 2012/11 | 2013/11 | 2014/11 | 2015/11 | 2016/11 | 2017/11 | 2018/11 | 2019/11 | 2020/11 | 2021/11 | 2022/11 | 2023/11 | 2024/11 | 2025/11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 16,855 | 17,234 | 16,591 | 16,236 | 15,810 | 13,775 | 15,174 | 16,201 | 14,562 | 12,946 | 13,861 | 16,320 | 17,832 | 18,233 | 17,551 |
| 売上原価 | - | - | - | 13,009 | 12,787 | 10,747 | 11,659 | 12,567 | 11,075 | 9,597 | 10,373 | 12,756 | 14,688 | 15,028 | 7,997 |
| 売上総利益 | - | - | - | 3,227 | 3,024 | 3,029 | 3,515 | 3,634 | 3,488 | 3,348 | 3,488 | 3,564 | 3,144 | 3,206 | 2,712 |
| 売上総利益率（％） | - | - | - | 25.17 | 21.84 | 17.63 | 17.58 | 15.45 | |||||||
| 営業費用 | - | - | - | 2,938 | 2,856 | 2,662 | 2,881 | 2,933 | 2,878 | 2,699 | 2,880 | 3,123 | 3,420 | 3,354 | 2,227 |
| 営業利益 | - | - | - | 288 | 168 | 366 | 634 | 700 | 610 | 649 | 608 | 440 | -276 | -149 | 24 |
| 経常（税引前）利益 | 331 | 202 | 547 | 205 | -105 | 181 | 654 | 721 | 587 | 700 | 654 | 476 | -964 | -254 | -126 |
| 法人税等合計 | - | - | - | 54 | 84 | 37 | -21 | 92 | 62 | 94 | 185 | 138 | 51 | 182 | 78 |
| 純利益 | 48 | 26 | 75 | 133 | -999 | 72 | 679 | 596 | 509 | 595 | 542 | 402 | -1,027 | -99 | -1,509 |
| 一株あたり利益 | 2.54 | 1.38 | 4.11 | 7.81 | -58.23 | 3.79 | 38.16 | 34.02 | 30.11 | 37.56 | 35.96 | 28.22 | -74.6 | -7.18 | -188.43 |
| 一株あたり配当金 | - | - | - | - | - | - | - | - | 3 | 3 | 3 | 10 | 7 | 7 | 7 |