退職給付に係る資産の増減額（△は増加）、特許権、資本剰余金
- 【期間】
| 年度 | 退職給付に係る資産の増減額（△は増加） | 特許権 | 資本剰余金 |
|---|
| 2007/03 | - | | - | | 90.1億 | |
| 2008/03 | - | | - | | 90.1億 | ±0% |
| 2009/03 | - | | - | | 90.1億 | ±0% |
| 2010/03 | - | | - | | 90.1億 | ±0% |
| 2011/03 | - | | 1百万 | | 47.1億 | -47.7% |
| 2012/03 | - | | 0 | -100% | 47.1億 | ±0% |
| 2013/03 | - | | 0 | | 47.1億 | ±0% |
| 2014/03 | - | | - | | 47.1億 | ±0% |
| 2015/03 | -104百万 | | - | | 47.1億 | ±0% |
| 2016/03 | - | | - | | 48.6億 | +3.1% |
| 2017/03 | - | | - | | 49.6億 | +2.2% |
| 2018/03 | - | | - | | 50億 | +0.8% |
| 2019/03 | - | | - | | 50.3億 | +0.6% |
| 2020/03 | - | | - | | 51億 | +1.5% |
| 2021/03 | - | | - | | 61.1億 | +19.8% |
| 2022/03 | - | | - | | 77.7億 | +27.1% |
| 2023/03 | - | | - | | 78.7億 | +1.3% |
| 2024/03 | - | | - | | 78.8億 | +0.1% |
