is a group of music performers on the Avex record label in Japan. Their debut mini-album hit stores on February 8, 2006. All four women play their instrument of choice; Waka on flute, Yui on violin, Mariko on cello, and Keiko on piano.
Also of note is one "Emilee", real name Emiri Miyamoto. She is sometimes seen playing the violin, but replacing Waka. Emilee is the daughter of Miyamoto Fumiaki, a world renowned oboe player. Now, she is a solo violin player.