減損損失、機械装置及び運搬具（純額）、繰延税金負債
- 【期間】
| 年度 | 減損損失 | 機械装置及び運搬具（純額） | 繰延税金負債 |
|---|
| 2009/02 | 3.01億 | | 4.21億 | | - | |
| 2010/02 | 2.55億 | -15.3% | 3.99億 | -5.2% | - | |
| 2011/02 | 3.86億 | +51.4% | 3.88億 | -2.8% | - | |
| 2012/02 | 2.95億 | -23.6% | 4.38億 | +12.9% | - | |
| 2013/02 | 0.34億 | -88.5% | 7.08億 | +61.6% | - | |
| 2014/02 | 3.56億 | +947.1% | 6.71億 | -5.2% | 2.02億 | |
| 2015/02 | 2.85億 | -19.9% | 21.9億 | +227% | 26.6億 | 大幅増 |
| 2016/02 | 1億 | -64.9% | 22.7億 | +3.6% | 32.6億 | +22.4% |
| 2017/02 | 3.26億 | +226% | 21.7億 | -4.8% | 47.8億 | +46.6% |
| 2018/02 | 4.55億 | +39.6% | 24.6億 | +13.6% | 57.9億 | +21% |
| 2019/02 | 2.91億 | -36% | 22.1億 | -10% | 52.6億 | -9.1% |
| 2020/02 | 11.8億 | +305.8% | 22.1億 | -0.2% | 33.3億 | -36.6% |
| 2020/08 | 143億 | 大幅増 | 19.7億 | -10.9% | - | |
| 2021/08 | 11.7億 | -91.8% | 15.9億 | -19.2% | - | |
| 2022/08 | 22.4億 | +91.8% | 15億 | -5.7% | - | |
| 2023/08 | 49億 | +118.9% | 13.2億 | -11.9% | - | |
