Case Closed - Season 1 Episode 420 Sword of the Eight-Headed Serpent (2)
Conan proves that Eiko and Ryou's alibis were to protect the other.
- Genre: Animation, Mystery, Comedy
- Studio: YTV
- Keyword: japan, detective, secret identity, high school, cop, based on manga, mysterious, anime, age change, case, adventure
- Cast: Minami Takayama, Kappei Yamaguchi, Wakana Yamazaki, Akira Kamiya, Rikiya Koyama, Megumi Hayashibara