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KILL BLUE

7.9/10 51 votes
AnimationAction & AdventureComedy

Legendary hitman Juzo Ogami has never failed an assignment. But after a mission, he’s stung by a mysterious wasp and wakes up in the body of a 13-year-old boy! And to make things even weirder, he receives a bizarre new order: infiltrate a middle school. Now the once-feared assassin must balance the chaos of school life with his deadly work, all while searching for a way to regain his adult body!

Cast:
Yuko Sanpei, Shunsuke Takeuchi, Shuichiro Umeda, Fuka Izumi
Language:
Japanese
Country:
Japan
Network:
TV Tokyo, TV Aichi, TVQ, TV Osaka, TVh, TSC

Episode guide

Seasons

2 available

Season 1

Episodes

Episode 1 selected
Still from Let's Go to School E01

Episode 1

★ 9.0

Let's Go to School

2026-04-11 · 24m

Mysteriously transformed in a kid, legendary hitman Juzo poses as a student to investigate a middle school. Later, he encounters a suspicious intruder.

Current episode
Still from Noren Mitsuoka E02

Episode 2

★ 9.0

Noren Mitsuoka

2026-04-18 · 24m

Juzo discovers Mitsuoka Pharmaceuticals created the wasp and befriends the president's aloof daughter Noren. As he slowly befriends her, she's kidnapped.

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Still from Wipe Your Own Butt E03

Episode 3

★ 9.0

Wipe Your Own Butt

2026-04-25 · 24m

Juzo turns to a classmate to catch up on his studies and joins the home economics club with Noren. Mitsuoka Pharmaceuticals makes a big announcement.

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Still from The Pacifier Duel E04

Episode 4

★ 8.8

The Pacifier Duel

2026-05-02 · 24m

Juzo's cover as Noren's boyfriend comes under fire when a young assassin transfers in and challenges Juzo to a duel in a bid to become Noren's fiancé.

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Still from There's a Unicorn Up Ahead E05

Episode 5

★ 8.8

There's a Unicorn Up Ahead

2026-05-09 · 24m

While on an errand, the Home Economics Club runs into Tenma, a brash multi-sport ace who challenges Juzo to a futsal match. Will Juzo take him on?

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Still from How About a "Thank You"? E06

Episode 6

★ 8.3

How About a "Thank You"?

2026-05-16 · 24m

Juzo and Tenma’s futsal showdown begins. With his astonishing physical ability, Tenma overwhelms the Home Ec Club team of Juzo, Shin, and Kito. Sensing that Juzo is no ordinary opponent, Tenma drops the handicap and starts playing for real. Juzo and the others fight desperately to keep up with Tenma’s dominant performance, but how will the match end?

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Still from Doki-Doki Double Date E07

Episode 7

★ 7.7

Doki-Doki Double Date

2026-05-23 · 24m

Juzo and Noren end up on a double date with Chisato and Tenma. The four enjoy shopping and lunch, but the moment the movie starts, Juzo mysteriously reverts to his adult body! He rushes to the restroom, only for Noren to be kidnapped again. Chasing the culprit’s car to a stadium, Juzo and Tenma face Kazuma and Eiji Rindou, assassin brothers from the industry’s top organization, JARDIN.

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Still from Versus the Rindou Brothers E08

Episode 8

★ 8.3

Versus the Rindou Brothers

2026-05-30 · 24m

Kazuma wields powerful hypnosis, while Eiji launches a brutal assault with explosive golf balls. They, too, are assassins chasing Mitsuoka Pharmaceutical’s secrets. Juzo struggles as Kazuma turns civilians against him. And Kazuma has already placed a certain hypnotic spell on Noren. To save her, Juzo races to her side...

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Still from The Impossible Aftermath of an Impossible Game E09

Episode 9

★ 8.3

The Impossible Aftermath of an Impossible Game

2026-06-06 · 24m

Juzo races to Noren’s side. Meanwhile, Tenma and Eiji clash in an outrageous soccer-vs.-explosive-golf battle. Tenma prepares to end the fight with a move he developed in practice. But at the end of the life-or-death struggle against Kazuma and Eiji, the unconscious Noren awakens, and the first thing she sees is...

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Still from DEATH OR KISS E10

Episode 10

★ 7.7

DEATH OR KISS

2026-06-13 · 24m

After Kazuma’s hypnosis makes Noren fall deeply for Juzo, she launches an all-out attack on his heart. But when Juzo gently turns her down, she tries to jump from the roof! Desperate to undo the spell, Juzo takes Noren to meet Kazuma at an amusement park, only to end up alone with her on a Ferris wheel, where things take a dangerously romantic turn?!

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Still from The First Hitman Summit E11

Episode 11

★ 8.0

The First Hitman Summit

2026-06-20 · 24m

With more assassins gathering at school, Ogami organizes the first-ever Hitman Summit in hopes of keeping everyone under control. However, the meeting quickly descends into chaos as the eccentric personalities clash. Meanwhile, a heated ramen challenge draws unexpected attention, and a mysterious girl makes a surprising appearance that may change everything.

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Still from Life Paths E12

Episode 12

★ 7.7

Life Paths

2026-06-27 · 23m

Unicorn Mai Otohime is a marine-sports prodigy with expert-level ocean knowledge. She has come for a Mitsuoka Duel too, but her target is Juzo. This leads to Noren challenging Mai herself. As the duel nears, Juzo and the others face parent-teacher conferences and questions about their futures, leading Juzo to reflect on his school life, the friends he’s made, and the possibilities ahead.

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Cast

Yuko Sanpei

Yuko Sanpei

Juzo Ogami (voice)

Shunsuke Takeuchi

Shunsuke Takeuchi

Juzo Ogami (voice)

Shuichiro Umeda

Shuichiro Umeda

Kotatsu Nekota (voice)

Fuka Izumi

Fuka Izumi

Noren Mitsuoka (voice)

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