退職給付に係る負債の増減額（△は減少）、社債、減損損失
- 【期間】
| 年度 | 退職給付に係る負債の増減額（△は減少） | 社債 | 減損損失 |
|---|
| 2008/03 | - | | 56.6億 | | 13.1億 | |
| 2009/03 | - | | 43.2億 | -23.6% | 9.22億 | -29.8% |
| 2010/03 | - | | 52.8億 | +22.1% | 15.6億 | +69.1% |
| 2011/03 | - | | 88.9億 | +68.5% | 13.6億 | -12.9% |
| 2012/03 | - | | 117億 | +32.2% | 11.1億 | -18.5% |
| 2013/03 | - | | 140億 | +19% | 17.9億 | +61.4% |
| 2014/03 | - | | 141億 | +1.1% | 19.5億 | +9.1% |
| 2015/03 | 22百万 | | 139億 | -1.6% | 11.9億 | -38.9% |
| 2016/03 | 5百万 | -77.3% | 91.7億 | -34.1% | 14.1億 | +18.1% |
| 2017/03 | - | | 142億 | +55.3% | - | |
| 2018/03 | - | | 168億 | +17.8% | - | |
| 2019/03 | - | | 211億 | +25.7% | - | |
| 2020/03 | - | | 254億 | +20.4% | - | |
| 2021/03 | - | | 196億 | -22.7% | - | |
| 2022/03 | - | | 147億 | -25.3% | - | |
| 2023/03 | - | | 122億 | -16.6% | - | |
| 2024/03 | - | | 123億 | +1.1% | - | |
