TOKYO--(BUSINESS WIRE)--HOYA Corporation (TOKYO:7741) today announced financial results for the fourth quarter and full-year ended March 31, 2012. For the quarter under review, revenues from all operations decreased 13.2% to 87,525 million yen compared with the same period last year, however, profit before tax increased 38.2% to 17,661 million yen and profit for the term increased 30.1% to 11,475 million yen. Profit from continuing operations was 9,278 million yen for the quarter, down 2.3% compared with the same quarter last year.