
Quick answer — Shinichi Watanabe worked on The Wallflower (Director), Excel Saga (Director), The Dungeon of Black Company (Storyboard) and 2 more anime.
Shinichi Watanabe worked on The Wallflower (Director), Excel Saga (Director), The Dungeon of Black Company (Storyboard), Fate/kaleid liner Prisma☆Illya: Prisma☆Phantasm (Storyboard), Puni Puni Poemy (Director).