(Years ended March 31)
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Capital expenditure (Billions of yen) |
30.7 | 25.7 | 31.6 | 38.5 | 50.0 |
| Capital expenditure of net sales (%) |
3.5 | 2.9 | 3.7 | 4.0 | 5.0 |
| R&D costs (Billions of yen) |
16.6 | 16.8 | 17.5 | 19.5 | 21.1 |
| R&D expenses to net sales ratio (%) |
1.9 | 1.9 | 2.1 | 2.0 | 2.1 |