| （単位：百万円） | 2011/12 | 2012/12 | 2013/12 | 2014/12 | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 2,590 | 4,430 | 6,624 | 6,453 | 5,483 | 4,971 | 4,382 | 5,449 | 3,960 | 4,073 | 3,893 | 4,119 | 3,509 | 3,317 |
| 売上原価 | - | - | - | 5,092 | 5,441 | 4,294 | 4,179 | 5,271 | 4,657 | 3,738 | 3,387 | 3,770 | 3,886 | 3,288 |
| 売上総利益 | - | - | - | 1,360 | 41 | 677 | 203 | 177 | -698 | 335 | 505 | 348 | -378 | 29 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,211 | 1,006 | 1,038 | 1,118 | 894 | 758 | 931 | 763 | 683 | 828 | 845 |
| 営業利益 | - | - | - | 149 | -965 | -362 | -915 | -717 | -1,457 | -597 | -258 | -336 | -1,207 | -816 |
| 経常（税引前）利益 | 523 | 654 | 1,078 | 151 | -1,005 | -402 | -912 | -713 | -1,463 | -642 | -268 | -376 | -1,266 | -863 |
| 法人税等合計 | - | - | - | 75 | 268 | 18 | -9 | 2 | 2 | 3 | 3 | 3 | 3 | 3 |
| 純利益 | 298 | 373 | 653 | 22 | -1,448 | -341 | -983 | -720 | -1,470 | -1,045 | -280 | -416 | -1,375 | -883 |
| 一株あたり利益 | 147.81 | 87.28 | 121.89 | 3.19 | -207.53 | -45.13 | -125.99 | -81.06 | -142.97 | -83.05 | -20.27 | -25.84 | -76.6 | -36.09 |
| 希薄化後一株あたり利益 | - | 65.95 | 97.02 | 3.05 | - | - | - | - | - | - | - | - | - | - |
| 一株あたり配当金 | - | 28 | 22 | - | - | - | - | - | 0 | 0 | 0 | 0 | 0 | 0 |