Hiroshi Seko
Writing · Screenplay · Series Composition · Writer
Born Jan 1, 1981 · Nagoya, Aichi, Japan
Active 2010–present
Hiroshi Seko (瀬古 浩司, Seko Hiroshi) is a Japanese animation-oriented screenwriter.
Filmography
Chainsaw Man - The Movie: Reze Arc (2025) — ScreenplayGachiakuta (2025) — Series Composition · WriterJUJUTSU KAISEN: Execution (2025) — Series Composition · ScreenplayWitch Hat Atelier (2026) — Series Composition · WriterRooster Fighter (2026) — ScriptAttack on Titan (2013) — Writer · Series CompositionJUJUTSU KAISEN (2020) — Series Composition · WriterChainsaw Man (2022) — Series Composition · WriterDARLING in the FRANXX (2018) — WriterMob Psycho 100 (2016) — Series Composition · WriterJujutsu Kaisen 0 (2021) — ScreenplayKakegurui (2017) — WriterVinland Saga (2019) — Writer · Series CompositionBanana Fish (2018) — Series Composition · Screenplay · WriterDan Da Dan (2024) — Series Composition · WriterKill la Kill (2013) — WriterDorohedoro (2020) — Series Composition · WriterSeraph of the End (2015) — Series Composition · WriterTerror in Resonance (2014) — WriterAttack on Titan: THE LAST ATTACK (2024) — ScreenplayAjin (2016) — Series Composition · WriterInuyashiki (2017) — Series CompositionStar Wars: Visions (2021) — WriterWIND BREAKER (2024) — Series Composition · Writer