Toyo Tire Corp. (TYO:5015) has released its business results for the first quarter of calendar 2021, revealing a marked increase to both sales and profit metrics. The company posted 87.74 billion yen ($798.67 million) in sales revenue, up 6.9 percent year-on-year; 12.7 billion yen in operating profit, up 83.1 percent; 16.01 billion yen in ordinary profit, up 328.3 percent; and…