How many movies have Mikiko Watanabe and Seiichi Akitake collaborated on?

They have worked on 13 movies together! Their first movie together was The Disappearance of Haruhi Suzumiya (2010) while their highest rated movie together was A Silent Voice: The Movie (2016). They have not worked together since Violet Evergarden: The Movie (2020). They are most known for their animation films together.

Violet Evergarden: The Movie (2020)

Crew
Art Direction
Crew
Key Animation

Violet Evergarden: Eternity and the Auto Memory Doll (2019)

Crew
Art Direction
Crew
Key Animation
Crew
Art Designer

Sound! Euphonium the Movie – Our Promise: A Brand New Day (2019)

Crew
Background Designer
Crew
Animation Director
Crew
Key Animation

Liz and the Blue Bird (2018)

Crew
Background Designer
Crew
Key Animation

Love, Chunibyo & Other Delusions! Take On Me (2018)

Crew
Background Designer
Crew
Key Animation

Sound! Euphonium the Movie – May the Melody Reach You! (2017)

Crew
Background Designer
Crew
Animation Director

A Silent Voice: The Movie (2016)

Crew
Background Designer
Crew
Key Animation
Crew
Art Designer

Sound! Euphonium the Movie – Welcome to the Kitauji High School Concert Band (2016)

Crew
Background Designer
Crew
Animation Director
Crew
Key Animation

Beyond the Boundary: I'll Be Here – Future (2015)

Crew
Art Direction
Crew
Art Designer
Crew
Animation Director
Crew
Key Animation

Beyond the Boundary: I'll Be Here – Past (2015)

Crew
Art Direction
Crew
Art Designer

Tamako Love Story (2014)

Crew
Background Designer
Crew
Art Designer
Crew
Key Animation

K-On! The Movie (2011)

Crew
Background Designer
Crew
Key Animation

The Disappearance of Haruhi Suzumiya (2010)

Crew
Background Designer
Crew
Animation Director
Crew
Key Animation