Sumitomo Riko Co. Ltd. (TYO:5191) has posted its financial results for the first three quarters of fiscal 2021, revealing sales of 321.5 billion yen ($2.79 million), up by 13.3 percent year-on-year; 1.12 billion yen of business profit, up by 66.4 percent; and a net loss of 4.64 billion yen, improved from a loss of 7.26 billion yen in the same…