Josef Cedi is a character from the anime film Mobile Suit Gundam Hathaway: The Sorcery of Nymph Circe. He is a member of the anti-Earth Federation organization Mafty. His specific role is that of a communications operator aboard Mafty's support ship, the Valiant. In addition to handling communications, Josef is also responsible for operating the ship's sonar equipment. A notable and consistent part of his appearance is that he is always wearing a headset.

Information regarding Josef Cedi's personal background prior to joining Mafty, his detailed personality traits, his core motivations for joining the organization, and his specific relationships with other characters is not available. Similarly, details about any character development or personal arc he may experience over the course of the film's story, as well as any notable combat or piloting abilities he might possess, are not provided in the available material.