債券払戻損失引当金、退職給付に係る負債の増減額（△は減少）
- 【期間】
| 年度 | 債券払戻損失引当金 | 退職給付に係る負債の増減額（△は減少） |
|---|
| 2009/03 | 89.7億 | | - | |
| 2010/03 | 108億 | +20.6% | - | |
| 2011/03 | 133億 | +23.3% | - | |
| 2012/03 | 202億 | +51.3% | - | |
| 2013/03 | 354億 | +75.4% | - | |
| 2014/03 | 550億 | +55.2% | 30.1億 | |
| 2014/09 | - | | 18.7億 | -37.8% |
| 2015/03 | 489億 | -11.1% | 43億 | +129.3% |
| 2015/09 | - | | 21.3億 | -50.4% |
| 2016/03 | 392億 | -19.7% | 31.2億 | +46.6% |
| 2016/09 | - | | 18.7億 | -40.2% |
| 2017/03 | - | | 37.4億 | +100.2% |
| 2017/09 | - | | 13.8億 | -63.1% |
| 2018/03 | - | | 37.6億 | +172% |
| 2018/09 | - | | 11.5億 | -69.3% |
| 2019/03 | - | | 25億 | +116.8% |
| 2019/09 | - | | 10.3億 | -58.9% |
| 2020/03 | - | | 25.9億 | +152.4% |
| 2020/09 | - | | 11.8億 | -54.4% |
| 2021/03 | - | | -8.69億 | 赤転 |
| 2021/09 | - | | 74.6億 | 黒転 |
| 2022/03 | - | | 61.7億 | -17.3% |
| 2022/09 | - | | -21.1億 | 赤転 |
| 2023/03 | - | | -45.1億 | 赤拡 |
| 2023/09 | - | | -17.3億 | 赤縮 |
