Casiopea is a Japanese jazz fusion band formed in 1976 by guitarist Issei Noro, bassist Tetsuo Sakurai and keyboardist Hidehiko Koike. In 1977, keyboardist Minoru Mukaiya and drummer Takashi Sasaki joined the group, leaving Hidehiko out of the band. The group debuted with the self-titled album Casiopea in 1979, featuring Randy Brecker, Michael Brecker and David Sanborn as guest musicians. In 1980, Sasaki was replaced by Akira Jimbo. Casiopea has released over 45 albums to date in Japan, and some of them overseas.