| （単位：百万円） | 純利益 | 前年比（％） |
|---|---|---|
| 2025/5 | -1,695 | +16.3% |
| 2024/5 | -1,458 | +5.7% |
| 2023/5 | -1,380 | -34.2% |
| 2022/5 | -2,098 | +81.5% |
| 2021/5 | -1,157 | -319.5% |
| 2020/5 | 526 | -273.4% |
| 2019/5 | -304 | -167.7% |
| 2018/5 | 448 | +57.5% |
| 2017/5 | 285 | -134.4% |
| 2016/5 | -828 | +88.4% |
| 2015/5 | -440 | +7197.2% |
| 2014/5 | -7 | -114.7% |
| 2013/5 | 41 | +12.0% |
| 2012/5 | 36 | -60.5% |
| 2011/5 | 92 | - |