Sayaka Sasaki (佐咲 紗花) (born June 19, 1982)[1] is a Japanese musician signed to Lantis.

She started her music career after winning the All-Japan Anison Grand Prix singing contest in 2009.

[3] She had her break in 2009 when she won the All-Japan Anison Grand Prix singing contest in 2009, beating several thousand participants.

[4] She later signed with the musical label Lantis,[5] and in January 2010 released her first single "Seisai no Ripieno" (星彩のRipieno), which was used as the second opening theme to the 2010 animated television series The Book of Bantorra.

[6] She is close friends with former idol Kana Seguchi, a finalist of the 3rd All Japan Anisong Grand Prix, and they call each other "Saya-nee" and "Ramitan".