Hiroshi Seko

Hiroshi Seko

Writing

January 1, 1981Nagoya, Aichi, Japan

Hiroshi Seko (瀬古浩司, Seko Hiroshi) is a Japanese animation-oriented screenwriter.

Known for

Attack on Titan

Attack on Titan

2013

JUJUTSU KAISEN

JUJUTSU KAISEN

2020

Chainsaw Man

Chainsaw Man

2022

DARLING in the FRANXX

DARLING in the FRANXX

2018

Jujutsu Kaisen 0

Jujutsu Kaisen 0

2021

Kakegurui

Kakegurui

2017

Mob Psycho 100

Mob Psycho 100

2016

Chainsaw Man - The Movie: Reze Arc

Chainsaw Man - The Movie: Reze Arc

2025

Vinland Saga

Vinland Saga

2019

Banana Fish

Banana Fish

2018

Writing47

Thunder 3

Thunder 3

2026

Series Composition

Witch Hat Atelier

Witch Hat Atelier

2026

Series Composition, Writer

Rooster Fighter

Rooster Fighter

2026

Series Composition, Screenplay

JUJUTSU KAISEN: Execution

JUJUTSU KAISEN: Execution

2025

Series Composition, Screenplay

Chainsaw Man - The Movie: Reze Arc

Chainsaw Man - The Movie: Reze Arc

2025

Screenplay

Gachiakuta

Gachiakuta

2025

Series Composition, Writer

JUJUTSU KAISEN: Hidden Inventory / Premature Death - The Movie

JUJUTSU KAISEN: Hidden Inventory / Premature Death - The Movie

2025

Series Composition, Writer

DAN DA DAN: Evil Eye

DAN DA DAN: Evil Eye

2025

Series Composition, Writer

Dan Da Dan

Dan Da Dan

2024

Series Composition, Writer

DAN DA DAN: First Encounter

DAN DA DAN: First Encounter

2024

Series Composition, Writer

WIND BREAKER

WIND BREAKER

2024

Series Composition, Writer

Attack on Titan: THE LAST ATTACK

Attack on Titan: THE LAST ATTACK

2024

Screenplay

GAMERA -Rebirth-

GAMERA -Rebirth-

2023

Series Composition

Zom 100: Bucket List of the Dead

Zom 100: Bucket List of the Dead

2023

Series Composition, Writer

Chainsaw Man

Chainsaw Man

2022

Series Composition, Writer

SPRIGGAN

SPRIGGAN

2022

Series Composition, Writer

Summer Time Rendering

Summer Time Rendering

2022

Series Composition, Writer

Jujutsu Kaisen 0

Jujutsu Kaisen 0

2021

Screenplay

Star Wars: Visions

Star Wars: Visions

2021

Writer

The Idaten Deities Know Only Peace

The Idaten Deities Know Only Peace

2021

Series Composition, Writer

Twittering Birds Never Fly: Don't Stay Gold

Twittering Birds Never Fly: Don't Stay Gold

2021

Screenplay

JUJUTSU KAISEN

JUJUTSU KAISEN

2020

Series Composition, Writer

Deca-Dence

Deca-Dence

2020

Writer, Series Composition

Twittering Birds Never Fly: The Clouds Gather

Twittering Birds Never Fly: The Clouds Gather

2020

Screenplay

Dorohedoro

Dorohedoro

2020

Series Composition, Writer

Levius

Levius

2019

Series Composition

Vinland Saga

Vinland Saga

2019

Writer, Series Composition

Banana Fish

Banana Fish

2018

Series Composition, Screenplay, Writer

The Legend of the Galactic Heroes: Die Neue These

The Legend of the Galactic Heroes: Die Neue These

2018

Writer

DARLING in the FRANXX

DARLING in the FRANXX

2018

Writer

Inuyashiki

Inuyashiki

2017

Series Composition

Ajin: Demi-Human

Ajin: Demi-Human

2017

Writer

Kakegurui

Kakegurui

2017

Writer

Ajin: Demi-Human – Collide

Ajin: Demi-Human – Collide

2016

Series Composition

Mob Psycho 100

Mob Psycho 100

2016

Series Composition, Writer

Ajin: Demi-Human – Confront

Ajin: Demi-Human – Confront

2016

Series Composition

Kabaneri of the Iron Fortress

Kabaneri of the Iron Fortress

2016

Writer

Ajin

Ajin

2016

Series Composition, Writer

Ajin: Demi-Human – Compel

Ajin: Demi-Human – Compel

2015

Series Composition

The Empire of Corpses

The Empire of Corpses

2015

Screenplay

Seraph of the End

Seraph of the End

2015

Series Composition, Writer

Japan Animator Expo

Japan Animator Expo

2014

Writer

Terror in Resonance

Terror in Resonance

2014

Writer

Kill la Kill

Kill la Kill

2013

Writer

Attack on Titan

Attack on Titan

2013

Writer, Series Composition

Panty & Stocking with Garterbelt

Panty & Stocking with Garterbelt

2010

Writer, Scenario Writer

Chainsaw Man - Assassins Arc

Chainsaw Man - Assassins Arc

Writer

Crew1

Rooster Fighter

Rooster Fighter

2026

Script