In December 2005, Webzen sold an export contract for the game to The9 for $13 million USD in total, which at the time was the largest single export transaction in Korea's online game history. In 2006, "S.U.N." was selected as the most anticipated online game at the 2nd Annual ‘Best Online Game Selection’ in China. In a survey by Gametrics, the largest Internet cafe survey website in Korea, "S.U.N." was ranked among the top 10 games in Korean Internet cafes. Also, "S.U.N." received the award at the Digital Contents Awards by Ministry of Information and Communication and SK Telecom in 2006.