Let's look at the performance for the SE business segment
Net sales decreased 33.9% quarter on quarter to total 81.7 billion yen.
This was mainly due to decreased sales of optical devices.
Operating income totaled 0.5 billion yen while the operating margin was 0.6%. Operating income decreased 12.0% and the operating margin increased 0.1 percentage points quarter on quarter.
This is mainly due to drop in operating income resulting from decreased sales of optical devices.
Compared to the results for the fourth quarter of the fiscal year ended March 31, 2023, excluding special factors such as foreign exchange forward contracts and other restructuring costs, operating income for the first quarter of the fiscal year ending March 31, 2024 decreased 89.4% quarter on quarter, and the operating margin dropped 3.4 percentage points.