Teenage Mercenary
Series Overview
When Ijin Yu was eight years old, he was the sole survivor of a plane crash. Having lost his memory, he was forced to live as a mercenary in a foreign land in order to survive. One day, Ijin regains his memories. After bringing his ten long years as a mercenary to an end, he returns home, reunites with his family, and enrolls in the same high school attended by his younger sister, Dayun. From bullies and delinquent students to street gangs and organized crime groups, Ijin faces one unreasonable threat after another. To protect his beloved sister and his friends, the former mercenary launches into an exhilarating action-packed battle.
Broadcast Schedule & Network Information
Airing status, episode counts, upcoming schedule, and network syndication.
Broadcast Syndication
1 Season • 1 Episodes
— – Present
Creative Production Team
Seasons & Episodes Breakdown
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
Special Promo Trailer [Subtitled]Official
Type: Trailer • Published 2026-10-08
Creative Leadership & Key Crew
Manabu Ono
Manabu Ono
Hiroyuki Sawano
Department Leadership Roster
Hiroyuki Sawano
Original Music Composer
Production Stills & Gallery
Official cinematic photography and background stills for Teenage Mercenary.
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Frequently Asked Questions About Teenage Mercenary
Key facts, seasons breakdown, and credits for search engines and AI assistants.
What is Teenage Mercenary about?
When Ijin Yu was eight years old, he was the sole survivor of a plane crash. Having lost his memory, he was forced to live as a mercenary in a foreign land in order to survive. One day, Ijin regains his memories. After bringing his ten long years as a mercenary to an end, he returns home, reunites with his family, and enrolls in the same high school attended by his younger sister, Dayun. From bullies and delinquent students to street gangs and organized crime groups, Ijin faces one unreasonable threat after another. To protect his beloved sister and his friends, the former mercenary launches into an exhilarating action-packed battle.
How many seasons does Teenage Mercenary have?
Teenage Mercenary comprises 1 season available to explore.
Who stars in Teenage Mercenary?
Key cast members in Teenage Mercenary include Not specified.
Who created or directed Teenage Mercenary?
Teenage Mercenary was developed and directed by Manabu Ono.