(Years ended March 31)

  2019/3 2020/3 2021/3 2022/3 2023/3
Capital expenditure
(Billions of yen)
50.0 53.1 40.0 38.1 43.8
Capital expenditure
ratio to net sales (%)
5.0 5.8 4.9 4.1 4.1
R&D expenses
(Billions of yen)
21.1 21.7 20.2 20.8 23.3
R&D expenses ratio
to net sales (%)
2.1 2.4 2.5 2.2 2.2