In April, 20001,Hiroki Hasegawa joined the drama research institute (No.:4 1), a representative of japanese theatre. In April 2004, she completed her studies in the Department of Literature and became an associate member. In the same year, she was awarded a new award by the Literature Support Association. In 2005, he appeared in the stage play Kitchen directed by Yukio Ninagawa. In April 2006, he was promoted to be a document clerk, and retired on February 22 of the same year at 65438.