
Quick answer — Koudai Watanabe worked on TRIGUN STAMPEDE (Character Design), One Piece 3D2Y: Overcome Ace’s Death! Luffy’s Vow to his Friends (Character Design), Kyousougiga (2012) (Key Animation).
Koudai Watanabe worked on TRIGUN STAMPEDE (Character Design), One Piece 3D2Y: Overcome Ace’s Death! Luffy’s Vow to his Friends (Character Design), Kyousougiga (2012) (Key Animation).