 He worked at other odd jobs before finally finding employment at a TV production company in 1989, where he began working on documentaries.While working freelance or under contract, he made a number of television documentaries before making "A" (1998) and "A2" (2001), two documentary movies about the everyday life of Aum Shinrikyo followers.Aum Shinrikyo is a controversial Japanese religious group most known for its involvement in a series of incidents including the Tokyo subway gas attack.