減価償却費、ドック船台（純額）、引当金
- 【期間】
| 年度 | 減価償却費 | ドック船台（純額） | 引当金 |
|---|
| 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 | | - | | 58.4億 | |
| 2020/09 | - | | - | | - | |
| 2021/03 | 152億 | -1.4% | - | | 63.4億 | +8.5% |
| 2021/06 | - | | - | | 71.6億 | +13% |
| 2021/09 | - | | - | | 71.8億 | +0.3% |
| 2021/12 | - | | - | | 72.5億 | +0.9% |
| 2022/03 | 156億 | +2.4% | - | | 73.5億 | +1.4% |
| 2022/06 | - | | - | | 74.5億 | +1.4% |
| 2022/09 | - | | - | | 75.1億 | +0.8% |
| 2022/12 | - | | - | | 75.1億 | -0.1% |
| 2023/03 | 155億 | -0.4% | - | | 79.5億 | +5.9% |
| 2023/06 | - | | - | | 82.5億 | +3.8% |
| 2023/09 | - | | - | | 65.4億 | -20.7% |
| 2023/12 | - | | - | | 65.7億 | +0.4% |
| 2024/03 | 137億 | -11.6% | - | | 66.3億 | +1% |
| 2024/06 | - | | - | | 67.3億 | +1.5% |
