Moumoon (stylized as moumoon) is a Japanese pop duo consisting of two members, vocalist and lyricist Yuka and composer Kōsuke Masaki. Formed in 2005, the duo signed with Gate Records in 2006, and released their debut single "Flowers/Pride", and mini-album Flowers that September. In 2007, they left Gate Records and signed with Avex Trax, releasing their second mini-album, Love Me? in August. The duo's name is a combination of the French "Mou" and the English "Moon", together meaning "Soft Moon".