Sayaka Araki (荒木 さやか, Araki Sayaka, born December 22, 1984) is a Japanese fashion model, disc jockey, and businesswoman. She is best known for her stint as a model for the Koakuma Ageha cabaret-gyaru fashion magazine. She was a major contributor to Koakuma Ageha for 4 years and 10 months, since the magazine's very early days. She left Koakuma Ageha in 2011, and has since become a main model for its sister magazine Ane Ageha.