
Hiroshi Seko
Writing
Biography
Hiroshi Seko (瀬古 浩司, Seko Hiroshi) is a Japanese animation-oriented screenwriter.
Known For

Yuji Itadori is a boy with tremendous physical strength, though he lives a completely ordinary high school life. One day, to save a classmate who has been attacked by curses, he eats the finger of Ryomen Sukuna, taking the curse into his own soul. From then on, he shares one body with Ryomen Sukuna. Guided by the most powerful of sorcerers, Satoru Gojo, Itadori is admitted to Tokyo Jujutsu High School, an organization that fights the curses... and thus begins the heroic tale of a boy who became a curse to exorcise a curse, a life from which he could never turn back.
JUJUTSU KAISEN

100 years ago, the last remnants of humanity were forced to retreat behind the towering walls of a fortified city to escape the massive, man-eating Titans that roamed the land outside their fortress. Only the members of the Scouting Legion dared to stray beyond the safety of the walls – but even those brave warriors seldom returned alive. Those within the city clung to the illusion of a peaceful existence until the day that dream was shattered, and their slim chance at survival was reduced to one horrifying choice: kill – or be devoured!
Attack on Titan

Shigeo Kageyama, a.k.a. "Mob," is a boy who has trouble expressing himself, but who happens to be a powerful esper. Mob is determined to live a normal life and keeps his ESP suppressed, but when his emotions surge to a level of 100%, something terrible happens to him! As he's surrounded by false espers, evil spirits, and mysterious organizations, what will Mob think? What choices will he make?
Mob Psycho 100

In a bet to prove whether ghosts or aliens exist, two high schoolers face terrifying paranormal threats, gain superpowers and maybe even fall in love?!
Dan Da Dan

A veil abruptly descends over the busy Shibuya area amid the bustling Halloween crowds, trapping countless civilians inside. Satoru Goyjo, the strongest jujutsu sorcerer, steps into the chaos. But lying in wait are curse users and spirits scheming to seal him away. Yuji Itadori, accompanied by his classmates and other top-tier jujutsu sorcerers, enters the fray in an unprecedented clash of curses — the Shibuya Incident. In the aftermath, ten colonies across Japan are transformed into dens of curses in a plan orchestrated by Noritoshi Kamo. As the deadly Culling Game starts, Special Grade sorcerer Pedo Okkotsu is assigned to carry out Yuji's execution for his perceived crimes. A compilation movie of Shibuya Incident including the first two episodes of the Culling Games arc.
JUJUTSU KAISEN: Execution

Denji has a simple dream—to live a happy and peaceful life, spending time with a girl he likes. This is a far cry from reality, however, as Denji is forced by the yakuza into killing devils in order to pay off his crushing debts. Using his pet devil Pochita as a weapon, he is ready to do anything for a bit of cash.
Chainsaw Man

This anthology of animated shorts from around the world celebrates the mythos of Star Wars through unique cultural lenses.
Star Wars: Visions

In a world where only witches can cast magic, they must avoid being seen by ordinary people while casting. While Coco does her chores, she daydreams of becoming a witch. When a young witch named Qifrey visits her village, Coco uncovers the “absolute secret,” becomes Qifrey’s apprentice, and begins her studies. This is the story of children who encounter despair, yet reach out toward hope.
Witch Hat Atelier

Furin High School's delinquents get bad grades, but they excel at protecting their town. Then a victory-obsessed newcomer threatens the balance of power.
WIND BREAKER

Amnesiac Caiman seeks to undo his lizard head curse by killing the sorcerer responsible, with his friend Nikaido's help. In the Hole, that's a threat.
Dorohedoro

Shinpei Ajiro travels home to attend the funeral of a childhood friend, and finds the remote island plagued by a sinister, supernatural force.
Summer Time Rendering

In a brutal war between devils, hunters, and secret enemies, a mysterious girl named Reze has stepped into Denji's world, and he faces his deadliest battle yet, fueled by love in a world where survival knows no rules.
Chainsaw Man - The Movie: Reze Arc

The distant future: Humanity established the mobile fort city, Plantation, upon the ruined wasteland. Within the city were pilot quarters, Mistilteinn, otherwise known as the “Birdcage.” That is where the children live... Their only mission in life was the fight. Their enemies are the mysterious giant organisms known as Kyoryu. The children operate robots known as FRANXX in order to face these still unseen enemies. Among them was a boy who was once called a child prodigy: Code number 016, Hiro. One day, a mysterious girl called Zero Two appears in front of Hiro. “I’ve found you, my Darling.”
DARLING in the FRANXX

Honnouji Academy is forcefully ruled by the iron-fisted control of its student council and its president, Satsuki Kiryuin. Transfer student, Ryuko Matoi, arrives on campus carrying a giant sword, that is actually half of a scissor. She is looking for the woman who holds the other half of her sword who killed her father. It is said that Satsuki Kiryuin knows the identity of the killer but when Ryuko confronts her she is beaten by the student council and their powerful "Goku Uniforms" whom she cannot match in strength. However, once Ryuko receives her own "Kamui" by the name of Senketsu, the odds are lifted in her favor.
Kill la Kill

Accused of murder and thrown into the Pit, a young orphan joins a group of monster fighters with special powers to uncover the truth and seek vengeance.
Gachiakuta

For a thousand years, the Vikings have made quite a name and reputation for themselves as the strongest families with a thirst for violence. Thorfinn, the son of one of the Vikings' greatest warriors, spends his boyhood in a battlefield enhancing his skills in his adventure to redeem his most-desired revenge after his father was murdered.
Vinland Saga

After a mysterious virus wipes out ninety percent of humanity, vampires emerge from the recesses of the earth to enslave mankind, treating them like livestock. After growing tired of donating blood in exchange for protection, 12-year-old Yuichiro Hyakuya and his best friend Mikaela Hyakuya plot an escape along with the other orphans. After being the only successful runaway, Yuichiro joins the Moon Demon Company, an extermination unit of the Japanese Imperial Demon Army dedicated to killing off vampires.
Seraph of the End

An overworked 24-year-old finally decides to live a little and create a bucket list, when a zombie outbreak hits the country.
Zom 100: Bucket List of the Dead

Keiji is more than just an ordinary rooster—he's humanity's greatest defender! His opponents may be ten stories tall, but nothing is bigger than his stout heart and his fearsome battle cry—Kokekokko!
Rooster Fighter

A teenaged gang leader in New York City faces his abuser and rival gangs alongside a photojournalist from Japan as they investigate a deadly new drug.