Sumio Watanabe (渡辺 純央, Watanabe Sumio) is a Japanese anime director from Hyogo Prefecture. He works for Studio Guts.
Geisters: Fractions of the Earth (Movie) 2002
Director
The Journey 2021
Key Animation
Case Closed: The Fist of Blue Sapphire 2019
Key Animation
One Piece Film: Strong World 2010
Key Animation
Patlabor 2: The Movie 1993
Key Animation
Ninja Scroll 1993
Key Animation
Run, Melos! 1992
Key Animation
Urusei Yatsura: Always My Darling 1991
Key Animation
A Wind Named Amnesia 1990
Key Animation
The Guyver: Bio-Booster Armor 1989
Animation Director
Patlabor: The Movie 1989
Key Animation
Credits from TMDB.