Age: 31
Birthday: Jun 21, 1994
Place of birth: Tokorozawa, Saitama Prefecture, Japan
Bio: 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.
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