Yonex saw its sales decline by 0.5 percent to 36.69 billion yen (€317.0m-$448.8m) for the financial year ended March 31. The operating margin fell to 2.0 percent of sales from 4.5 percent in the prior year. Net income went down by 26.5 percent to ¥718 million (€6.2m-$8.8m).