Hiroshi Seko is a Japanese anime screenwriter who wrote for Chainsaw Man, part of a resume that spans several major franchises produced at MAPPA and Wit Studio.
Seko worked as a screenwriter on Chainsaw Man, MAPPA's anime adaptation of Tatsuki Fujimoto's manga, contributing scripts as part of the show's writing team. The series is one of several high-profile adaptations he has scripted, following a career built largely on episode and series composition work.
Seko began his career writing individual episodes before taking over as head screenwriter on Seraph of the End, a role that established him as a go-to writer for high-profile adaptations. His later credits span Vinland Saga, Jujutsu Kaisen, Mob Psycho 100, and Attack on Titan, reflecting a long-running partnership with both Wit Studio and MAPPA in work that has continued since 2010.
Hiroshi Seko is known for serving as head screenwriter on Seraph of the End, a role that established him as a go to writer for high profile anime adaptations. He later wrote scripts for Chainsaw Man, MAPPA's adaptation of Tatsuki Fujimoto's manga.
Hiroshi Seko is a Japanese anime screenwriter whose career reflects a long running partnership with both Wit Studio and MAPPA on major franchise adaptations. He contributed scripts to Chainsaw Man as part of the show's writing team.
Hiroshi Seko's writing credits include Vinland Saga, Jujutsu Kaisen, Mob Psycho 100, and Attack on Titan. These sit alongside his work on Chainsaw Man as part of a resume built largely on episode and series composition.
Hiroshi Seko worked as a screenwriter on Chainsaw Man, contributing scripts as part of the show's writing team. The series is one of several high profile adaptations he has scripted for MAPPA.
Hiroshi Seko began his career writing individual episodes before eventually taking over as head screenwriter on Seraph of the End. He has worked steadily in the industry since 2010.

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This content is original writing by Daddy Jim Headquarters based on the Chainsaw Man anime series, manga, and official materials. Episode and chapter references are cited where applicable.
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