Southern All Stars also known by abbreviations Southern or SAS, are a Japanese pop rock band that formed in the mid 1970s.
The band comprises Keisuke Kuwata (lead vocals and guitars), Yuko Hara (vocals and keyboards), Kazuyuki Sekiguchi (bass), Hiroshi Matsuda (drums) and Hideyuki "Kegani" Nozawa (percussion). In addition to the present lineup, former guitarist Takashi Omori had worked in the band until 2001.
After the contract with the Victor Entertainment, the band released their top-ten charting debut single "Katte ni Sindbad" in 1977. Since then, the Southern All Stars have been one of the best-selling music groups in the past 30 years of Japan, selling more than 47 million albums and singles in the country alone so far. They have had over 40 top-ten hit singles and 16 number-one albums on the Japan's Oricon Charts as of 2008.
Their compilation entitled Umi no Yeah!! released in 1998 has sold more than 3.3 million copies and became the best-selling double-album in Japan. Their most commercially successful song "Tsunami", released in 2000, has sold over 2.9 million units in Japan alone, and provided the band with honor of winning the 42nd Japan Record Awards.
The band were also acclaimed and ranked the number-one in a list of "100 influential Japanese musicians", provided by a record retailer HMV Japan in 2003.
The band have occasionally gone into hiatus up to now, and they are to suspend their career again from 2009.