減価償却費、ドック船台（純額）、法人所得税費用（IFRS）
- 【期間】
| 年度 | 減価償却費 | ドック船台（純額） | 法人所得税費用（IFRS） |
|---|
| 2008/03 | - | | 782百万 | | - | |
| 2009/03 | - | | 743百万 | -5% | - | |
| 2010/03 | - | | 735百万 | -1.1% | - | |
| 2011/03 | - | | 700百万 | -4.8% | - | |
| 2012/03 | - | | 664百万 | -5.1% | - | |
| 2013/03 | - | | 630百万 | -5.1% | - | |
| 2013/09 | - | | - | | - | |
| 2014/03 | - | | - | | - | |
| 2014/09 | - | | - | | - | |
| 2015/03 | - | | - | | - | |
| 2015/09 | - | | - | | - | |
| 2016/03 | - | | - | | - | |
| 2016/09 | - | | - | | - | |
| 2017/03 | - | | - | | - | |
| 2017/09 | - | | - | | - | |
| 2018/03 | - | | - | | - | |
| 2018/09 | - | | - | | - | |
| 2019/03 | - | | - | | - | |
| 2019/09 | - | | - | | - | |
| 2020/03 | 154億 | | - | | 159億 | |
| 2020/06 | - | | - | | -14.5億 | 赤転 |
| 2020/09 | - | | - | | -7.95億 | 赤縮 |
| 2020/12 | - | | - | | 3.58億 | 黒転 |
| 2021/03 | 152億 | -1.4% | - | | 107億 | 大幅増 |
| 2021/06 | - | | - | | 64.1億 | -39.9% |
| 2021/09 | - | | - | | 94.7億 | +47.8% |
| 2021/12 | - | | - | | 173億 | +82.9% |
| 2022/03 | 156億 | +2.4% | - | | 187億 | +8.1% |
| 2022/06 | - | | - | | 73.4億 | -60.8% |
| 2022/09 | - | | - | | 166億 | +126% |
| 2022/12 | - | | - | | 223億 | +34.2% |
| 2023/03 | 155億 | -0.4% | - | | 165億 | -26% |
| 2023/06 | - | | - | | 59.6億 | -63.8% |
| 2023/09 | - | | - | | -155億 | 赤転 |
| 2023/12 | - | | - | | -30.6億 | 赤縮 |
| 2024/03 | 137億 | -11.6% | - | | -74.3億 | 赤拡 |
| 2024/06 | - | | - | | 119億 | 黒転 |
