Yui Karen is a Japanese actress and former female lead in the Takarazuka Revue 's Moon Troupe . She is from Seirei Junior High School in Nagoya , Aichi Prefecture . She is 163 cm tall and has AB blood type . Her nicknames are "Yui," "Karen, " and " Yu - Yu . " Her stage name during her time with the Takarazuka Revue was Yui Karen. Her nickname during her active days was "Our Yui."