岡井千聖 (Okai Chisato) is a former Japanese pop singer. She is a former member of the group ℃-ute under Hello! Project. She is also a former member of Mellowquad and Triplet and leader of Team Okai. On May 1, 2020, she announced she had retired from the entertainment industry.
21 June 1994
Tokorozawa, Saitama Prefecture, Japan
Okai Chisato (岡井千聖), Okai Chisato, Chissaa, ちっさー, Okai-chan, 岡井ちゃん, Chisato, ちさと, Chippe, ちっぺ