Biography: Yana Toboso (枢 やな, Toboso Yana, born January 24, 1984) is a Japanese manga artist. She was born in the city of Warabi, Saitama. She currently lives in Yokohama City, Kanagawa Prefecture. Her blood type is O and she is Aquarius. Her most representative work is the manga Black Butler (Kuroshitsuji), which has been adapted into anime.