(Years ended March 31)

  2019/3 2020/3 2021/3 2022/3 2023/3
Net sales
(Billions of yen)
991.6 914.4 811.6 930.5 1,066.3
Operating income
(Billions of yen)
40.8 23.6 8.4 11.4 15.4
Operating income
margin on sales (%)
4.1 2.6 1.0 1.2 1.4
Ordinary income
(Billions of yen)
39.1 22.8 5.2 19.7 19.6
Ordinary income
margin on sales (%)
3.9 2.5 0.6 2.1 1.8
Net income
attributable to
owners of the
parent company
(Billions of yen)
29.1 17.6 10.0 10.1 17.9
Net profit
margin on sales (%)
2.9 1.9 1.2 1.1 1.7
Net income
per share (yen)
(note 1)
412.98 250.25 141.88 143.40 254.45
ROE (%) 12.0 7.2 4.0 3.7 6.1

(note 1) The company executed a one-for-ten reverse stock split of its common shares effective October 1, 2016.