Kill Blue Poster

Kill Blue

PG-13
HD
12
12
12
TV 24m
Watch now
Watching On-Hold Plan to Watch Dropped Completed
Juuzou Oogami is a legendary hitman who has never failed an assignment, no matter how impossible. One day, after wiping out a powerful organization, he is stung by a mysterious wasp and collapses. When he wakes up, the fearsome 39-year-old assassin has been transformed into a 13-year-old boy! Before he can even process what happened, his boss delivers a new order: "In that body, infiltrate a middle school." What awaits him is an unexpected school life filled with colorful classmates, youthful chaos, and looming danger. Can Juuzou ever return to his original form? Or will the assassins closing in on him end his second life before it even begins!?
HiAnime is the best site to watch Kill Blue SUB online, or you can even watch Kill Blue DUB in HD quality. You can also find Cue anime on HiAnime website.
Overview:
Juuzou Oogami is a legendary hitman who has never failed an assignment, no matter how impossible. One day, after wiping out a powerful organization, he is stung by a mysterious wasp and collapses. When he wakes up, the fearsome 39-year-old assassin has been transformed into a 13-year-old boy! Before he can even process what happened, his boss delivers a new order: "In that body, infiltrate a middle school." What awaits him is an unexpected school life filled with colorful classmates, youthful chaos, and looming danger. Can Juuzou ever return to his original form? Or will the assassins closing in on him end his second life before it even begins!?
Japanese: キルアオ Kill Ao
Synonyms: Kill Ao
Aired: Apr 11, 2026 to Jun 27, 2026
Duration: 24m
Status: Finished Airing
MAL Score: 9.64
Genres: Action Shounen Comedy School
Studios: Cue
Producers: DMM pictures
HiAnime is the best site to watch Kill Blue SUB and DUB online.

Characters & Voice Actors

View more
Juuzou Ougami

Juuzou Ougami

Main
Shunsuke Takeuchi

Shunsuke Takeuchi

Japanese
Juuzou Ougami

Juuzou Ougami

Main
Yuuko Sanpei

Yuuko Sanpei

Japanese
Noren Mitsuoka

Noren Mitsuoka

Supporting
Fuuka Izumi

Fuuka Izumi

Japanese
Kotatsu Nekota

Kotatsu Nekota

Supporting
Shuuichirou Umeda

Shuuichirou Umeda

Japanese
Tenma Tendou

Tenma Tendou

Supporting
Takeo Ootsuka

Takeo Ootsuka

Japanese
Chisato Shiraishi

Chisato Shiraishi

Supporting
Atsumi Tanezaki

Atsumi Tanezaki

Japanese

Recommended For You

12
12
Uglymug, Epicfighter

Uglymug, Epicfighter

TV 24m
18+
1
1
Soukihei MD Geist

Soukihei MD Geist

OVA 44m
26
26
26
Saber Marionette J to X

Saber Marionette J to X

TV 25m
10
10
10
Aggretsuko (ONA) 4th Season

Aggretsuko (ONA) 4th Season

ONA 18m
3
3
Fire Emblem Heroes: Chibi Playhouse

Fire Emblem Heroes: Chibi Playhouse

ONA 4m
12
12
Tearmoon Empire

Tearmoon Empire

TV 23m
12
12
12
Hundred

Hundred

TV 24m
1
1
Chillin' in My 30s after Getting Fired from the Demon King's Army Mini Anime Episode 0

Chillin' in My 30s after Getting Fired from the Demon King's Army Mini Anime Episode 0

ONA 2m
12
12
Rich Girl Caretaker: I'm Secretly the Caregiver of the Most Popular Girl in This Rich Kid School

Rich Girl Caretaker: I'm Secretly the Caregiver of the Most Popular Girl in This Rich Kid School

TV 24m
12
12
Love, Election and Chocolate

Love, Election and Chocolate

TV 25m
1
1
1
Heaven's Lost Property: My Eternal Master

Heaven's Lost Property: My Eternal Master

MOVIE 50m
1
1
1
Doraemon the Movie: Nobita and the Birth of Japan 2016

Doraemon the Movie: Nobita and the Birth of Japan 2016

MOVIE 104m