Kei Sakai (酒井 啓史, Sakai Keishi) is a Japanese animator and character designer. He belongs to Studio Kelmadick.
He is credited under the names 酒井啓史 (Sakai Keishi) and 酒井啓, 酒井KEI, 酒井Kei, 酒井Key (Sakai Kei).
2017
2004
1997
2020
2012
2021
2018
2019
