Two teenagers, Haruka and Natsuki, win a lottery and run off to Tokyo to enjoy life. There, they meet a third girl, Fumiko, and decide to form an idol group and break into show biz.
Unfortunately the movie Willful Idol is not yet available on HBO Max.
| Directing | Junichi Sato | Director |
| Writing | Junichi Sato | Screenplay |
| Writing | Kenichi Kotani | Comic Book |
| Art | Fumihiro Uchikawa | Art Direction |
| Visual Effects | Jouji Kikuchi | Animation Director |
| Camera | Sadafumi Sano | Director of Photography |
| Production | Katsunori Haruta | Producer |
| Production | Minoru Takanashi | Producer |
