Yonex reported a slight 1.4 percent sales increase for the first quarter ended June 30 to 9.5 billion yen (€92.3m-$121.1m). The gross margin fell by 0.5 percentage points to 41.5 percent. The net loss for the quarter rose to ¥55 million (€534,230-$700,860) from ¥39 million in the corresponding period a year ago.