TOKYO : Japan's average supermarket rice prices fell for the third straight week through June 8, data showed on Monday, reflecting the release of cut-price grain from the government's emergency stockpile. Following a surge in the price of rice in Japan, a new farm minister last month ended a system of distributing emergency rice via auction and switched to discretionary contracts directly with retailers so that consumers would pay about 2,000 yen ($13.85) per 5 kg. That rice first became