Financial Highlights

     Millions of yen

Thousands of U.S. dollars (Note)
2014.32014.3*2015.122016.122017.122017.12
Net sales ¥125,823 ¥91,398 ¥134,309 ¥150,406 ¥130,446 $1,154,395
Operating income 9,842 6,577 19,335 38,496 14,050 124,341
Net income 7,235 5,300 14,834 28,065 10,376 91,829
Research and development expenses 35,273 26,785 34,250 31,911 38,443 340,211
R&D ratio to net sales (%) 28.0% 29.3% 25.5% 21.2% 29.5% 29.5%
Total assets ¥360,756 ¥363,405 ¥381,453 ¥398,603 ¥391,757 $3,466,881
Net assets 332,766 332,507 346,176 366,311 363,835 3,219,782
Employees 2,527 2,554 2,477 2,436 2,410 2,410

Note. U.S. dollar amounts are translated from yen, for convenience only, at the rate of ¥113.00=US$1, the approximate exchange rate at December 31, 2017
*Due to a change in the fiscal year end from March 31 to December 31, the fiscal year 2014 is the nine-month period from April through December.