減価償却費 - 社会基盤・海洋、その他の償却額、非流動資産合計他2件
- 【期間】
| 年度 | 減価償却費 - 社会基盤・海洋 | その他の償却額 | 非流動資産合計 | 株主資本以外の項目の当期変動額（純額） | 再評価に係る繰延税金負債 |
|---|
| 2008/03 | - | | 51.6億 | | - | | - | | 31.3億 | |
| 2009/03 | - | | 53.7億 | +4.1% | - | | - | | 33.8億 | +7.9% |
| 2010/03 | - | | 63.2億 | +17.7% | - | | - | | 66.6億 | +97.2% |
| 2011/03 | - | | 57.9億 | -8.5% | - | | - | | 66.6億 | -0% |
| 2012/03 | - | | 45.6億 | -21.2% | - | | - | | 58.1億 | -12.7% |
| 2013/03 | 60.2億 | | 36.4億 | -20.2% | - | | 124億 | | 63.1億 | +8.6% |
| 2014/03 | 60.9億 | +1.1% | 36.2億 | -0.6% | - | | 138億 | +11% | 63.1億 | ±0% |
| 2015/03 | 62.4億 | +2.6% | 39.6億 | +9.4% | - | | 158億 | +15.1% | 54.5億 | -13.7% |
| 2016/03 | 63.7億 | +2.1% | 48.7億 | +23% | - | | -185億 | 赤転 | 51.6億 | -5.3% |
| 2017/03 | 63.1億 | -1.1% | 55.4億 | +13.6% | - | | 0.97億 | 黒転 | 48.8億 | -5.3% |
| 2018/03 | 60.4億 | -4.1% | 67.2億 | +21.4% | - | | 93.3億 | 大幅増 | 49.4億 | +1.2% |
| 2019/03 | 59.2億 | -2.1% | 84.1億 | +25.2% | 9324億 | | 12.3億 | -86.8% | 49.5億 | +0.2% |
| 2020/03 | 68.7億 | +16.1% | 75億 | -10.9% | 9114億 | -2.3% | -137億 | 赤転 | 49.5億 | -0.1% |
| 2021/03 | - | | - | | 8862億 | -2.8% | 17.6億 | 黒転 | - | |
| 2022/03 | - | | - | | 8557億 | -3.4% | 6.07億 | -65.5% | - | |
| 2023/03 | - | | - | | 8562億 | +0.1% | 16.3億 | +168.5% | - | |
| 2024/03 | - | | - | | 8871億 | +3.6% | - | | - | |
