Koki Mimura

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Koki Mimura
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Birthday: February 1
Zodiac: Aquarius
Gender: Male
Height: 166cm
Weight: 53kg
Blood Type: A
Japanese Name: 三村 航輝(みむら こうき)
Chinese Name: 三村航辉
Korean name: 미무라 코키
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🎙️ Anime Voice Actor

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Shinya Takahashi (voice actor)
Shinya Takahashi (voice actor)
Japanese(Anime、Voice Actor)
Tomohiro Yamaguchi
Tomohiro Yamaguchi
Japanese(Anime、Voice Actor)

🎬 Appearing Anime

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Assassination Classroom
Assassination Classroom
Release date: Jan. 10, 2015

Character Setting

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Koki Mimura is a cheerful boy from Class 3-E at Kunugigaoka Junior High in Assassination Classroom. He has a unique orange mushroom haircut and is often the one to lead his classmates in fun or creative activities. Although he likes to keep some things secret, like his air guitar hobby, he is always ready to help the class, using his skills in video editing and strategy. Koki is actually quite intelligent, sometimes leading special plans against tough opponents. He quietly admires Yukiko Kanzaki but never shows it. He dreams of working in TV and plans to work hard to get into a top high school and then join a TV station in Odaiba after college.

Koki Mimura stands out with his orange mushroom-shaped haircut.

He is a male student and usually wears his school uniform.

At his desk, he sits in the second row from the front and is fourth from the left, near the window.

Koki is quirky and very cheerful.

He loves making jokes and takes the lead in class when fun things happen.

He keeps some parts of his life secret, like his hobby of playing air guitar behind the school.

He gets embarrassed easily when his secrets are revealed.

Sometimes, he takes on the role of a planner or strategist for the class.

Koki is a student in Class 3-E at Kunugigaoka Junior High School.

He often watches TV shows from a young age, which led him to become good at video editing.

He wants to work for a TV station in Odaiba, so he is preparing to enter a high-level high school for better opportunities.

Koki is very talented when it comes to anything with video, including editing and planning.

On the class trip to Fukuma Island, he recorded funny videos of Korosensei and edited them with narration.

He is also quite skilled at special traps, wire traps, and camouflage traps, ranking high in these areas.

During battles, he often leads teams in creating clever strategies and decoys.

His ability to observe and plan gives him a "producer's viewpoint," making him very valuable in group activities and survival games.

Koki secretly likes Yukiko Kanzaki, but he does not show his feelings, so no one notices.

He is friends with his classmates and often helps the class as a quiet leader.

His nickname from Sosuke Sugaya is "Mushroom Director."

School Life and Leadership

Koki is known in his class for being enthusiastic about assassinating Korosensei.

He is a leading voice in group activities and motivates others.

He loves playing air guitar secretly behind the school, which Korosensei once noticed.

Special Skills on Fukuma Island

During the class trip to Fukuma Island, Koki uses his editing skills to create funny videos featuring Korosensei.

He adds narrations and makes sure everyone enjoys them.

Facing the Reaper

Koki becomes an important brain for the class during the fight against the Reaper (Shinigami).

He is the first to notice the true identity of a key character.

He leads in creating decoys and directs the fake work that helps the class win.

Survival and Strategy

In a survival game, Koki uses his sharp thinking to breakdown the enemy’s formations, which impresses Karma Akabane.

His observation and leadership in strategy make him perfect as a scout and coordinator.

School Achievements

Koki’s grades are above average.

At the end of the second semester, he ranks 3rd in special traps, 4th in wire traps, and 5th in camouflage traps and command.

Koki’s desk is in the second row from the front and fourth seat from the left by the window.

His nickname in the class is “Mushroom Director.”

He plans to attend a very good high school because he wants to work in TV.

He hopes to work at a TV station in Odaiba after graduating from college.

Koki is energetic, skilled in video, good at planning, and always ready to help his class.

He loves TV and wants to become a key person in the media industry someday.

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(Last edited time: May 18, 2026, 4:41 p.m.)

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