Ichii Sayaka is a Japanese talent and former idol. She was a 2nd generation member of Morning Musume under Hello! Project, where she was also a member of the sub-group Petitmoni and the shuffle group Aoiro 7. After her graduation from Morning Musume and Hello! Project in 2000, she formed the band Ichii Sayaka in CUBIC-CROSS a year later and also participated in the first album and concert of the Folk Songs series. Ichii decided to retire from the entertainment industry in 2003, but made a return as a talent in 2009.