Biography
Masashi Koizuka is an animator and director. He was born in 1980 and graduated from Hosei University. Koizuka is a talented artist who made his director debut on Tales of Asteria. He then moved on to the animation production company, Bee Train Co., Ltd. Over the course of his career, he oversaw the performances and delivery for Robotics;Notes, and moved on to become the assistant director and prop designer on the Attack on Titan series after he joined WIT studio in 2013. Sakura con 2016 was his first US appearance.
Filmography
all 17
TV Shows 13
Director 10
Movies 4
Series Director / Series Composition

Moonrise (2025)
TV
Director

Seraph of the End (2015)
TV
6
Storyboard Artist / Prop Designer / Series Director / Director / Key Animation / Animation Director

Attack on Titan (2013)
TV
8.1
Director

Robotics;Notes (2012)
TV
6
Key Animation

Hanasaku Iroha: Blossoms for Tomorrow (2011)
TV
Key Animation

Durarara!! (2010)
TV
6
Animation Director

Guin Saga (2009)
TV
Key Animation

Electromagnetic Girlfriend (2009)
TV
Key Animation

Detective Conan: Full Score of Fear (2008)
Movie
4.79
Key Animation / Animation Director

Real Drive (2008)
TV
Key Animation

Baccano! (2007)
TV
5.2
Key Animation

Gin'yuu Mokushiroku Meine Liebe (2004)
TV
Key Animation

Gankutsuou (2004)
TV
3.67
Series Director

THE ONE PIECE
TV
Information
Known ForDirecting
GenderMale
Birthday1980-01-01 (45 years old)
CitizenshipsJapan
Also Known As肥塚 正史
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