★ HOW OLD IS HIROSHI SEKO?
Hiroshi Seko is 45 years old, born January 1, 1981 in Japan · Capricorn.
#6297of 9,291 Writers on HotBirthdays
★ LEDE
About
Hiroshi Seko shaped anime's biggest moments as a screenwriter behind *Attack on Titan*, *Jujutsu Kaisen*, and *Chainsaw Man*. Born in Japan on January 1, 1981, he rose from episode work to head screenwriter on *Seraph of the End*, then built a track record adapting critically acclaimed manga into anime. His collaborations with studios Wit and MAPPA defined the 2010s anime boom. A Capricorn screenwriter.
★ FEATURE
Biography
Hiroshi Seko is a Japanese anime screenwriter who became the architect of some of the medium's most commercially and critically successful adaptations. Born January 1, 1981, he began his career as an episode screenwriter before earning the role of head screenwriter on *Seraph of the End*, a turning point that opened doors to major projects. His subsequent credits include *Attack on Titan*, *Mob Psycho 100*, *Vinland Saga*, *Jujutsu Kaisen*, and *Chainsaw Man*—a portfolio of titles that collectively shaped anime discourse across the 2010s and 2020s. He frequently partners with production studios Wit Studio and MAPPA, building a consistent creative relationship that has become a marker of quality in the industry. As a screenwriter, Seko's primary responsibility is dialogue and narrative structure, translating source manga into episodic television form. Born in Japan, he works within a screenwriting tradition that demands both faithfulness to source material and adaptation for visual storytelling. Astrologically, his Capricorn birth places him in the sign associated with discipline and long-term vision—traits evident in his methodical rise through anime's ranks.
★ SIDEBAR
Trivia
- Seko served as episode screenwriter before being promoted to head screenwriter on *Seraph of the End*, the role that launched his career into major productions.
- He has worked with both Wit Studio and MAPPA, two of Japan's most prestigious anime production houses, across multiple critically acclaimed series.
- His screenwriting credits span titles adapted from manga, including *Jujutsu Kaisen* and *Chainsaw Man*, both cultural phenomena in anime fandom.
★ SIDEBAR
Numerology
LIFE-PATH NUMBER
The Communicator
Expressive and creative. Hiroshi Seko gravitate to performance, writing, and social platforms where personality compounds the work.
★ ALL LIFE-PATH 3 CELEBS →★ ASTROLOGY
Birthday compatibility
By Chinese zodiac — san-he trine for best matches, opposing pair for the most friction-prone.
HIGHLY COMPATIBLE
- Janhvi KapoorOx · 1997
- PinkPantheressSnake · 2001
- Tian XiweiOx · 1997
- Taylor SwiftSnake · 1989
- Khvicha KvaratskheliaSnake · 2001
CHALLENGING
- Isa BrionesRabbit · 1999
- Rocky
★ FAQ
Frequently asked
- How old is Hiroshi Seko?
- Hiroshi Seko is 45 years old (born January 1, 1981).
- When is Hiroshi Seko's birthday?
- Hiroshi Seko was born on January 1, 1981.
- What is Hiroshi Seko's zodiac sign?
- Hiroshi Seko is a Capricorn, born January 1, 1981.
- What is Hiroshi Seko's Chinese zodiac sign?
- Hiroshi Seko was born in 1981, the year of the Metal Rooster.
- Where is Hiroshi Seko from?
- Hiroshi Seko is from Japan.
- What does Hiroshi Seko do?
- Hiroshi Seko is a writer.
- Is Hiroshi Seko still alive?
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