A hilarious mockumentary featuring an animated tale of an average person who slowly becomes an otaku (obsessive fanatic) and eventually becomes the "Otaking"! Between story segments, live action interviews with fictional die-hard otakus take place.
| Actor | Role |
|---|---|
 Koji TsujitaniKen Kubo (voice) | Ken Kubo (voice) |
 Toshiharu SakuraiSueo Tanaka (voice) | Sueo Tanaka (voice) |
 Kikuko InoueMisty May (voice) / Yoshiko Ueno (voice) | Misty May (voice) / Yoshiko Ueno (voice) |
 Yuko KobayashiMisuzu Fukuhara (voice) | Misuzu Fukuhara (voice) |
 Yuri AmanoYuri Sato (voice) | Yuri Sato (voice) |
 Akio OtsukaBanker Kanda (voice) / Narrator | Banker Kanda (voice) / Narrator |
 Shigeru NakaharaHino (voice) | Hino (voice) |
 Toshiyuki MorikawaIiyama (voice) | Iiyama (voice) |
 Wataru TakagiKitajima (voice) | Kitajima (voice) |
 Masami KikuchiMiyoshi (voice) | Miyoshi (voice) |
 Kiyoyuki YanadaMurata (voice) | Murata (voice) |
| RRena YukieYouko Nakamaru (voice) | Youko Nakamaru (voice) |
 Nobuo TobitaYamaguchi (voice) | Yamaguchi (voice) |
 Hideyuki UmezuYoshida (voice) / Shao Bai Lung (voice) | Yoshida (voice) / Shao Bai Lung (voice) |