
Quick answer — Chizuru Miyawaki worked on Gintama: THE VERY FINAL (Director), Gintama Season 3 (Director), Gintama Season 4 (Director) and 6 more anime.
Chizuru Miyawaki worked on Gintama: THE VERY FINAL (Director), Gintama Season 3 (Director), Gintama Season 4 (Director), Gintama.: Silver Soul Arc - Second Half War (Director), Gintama.: Silver Soul Arc (Director), Gintama.: Slip Arc (Director), Gintama': Futon ni Haitte kara Buki Nokoshi ni Kizuite Neru ni Nerenai Toki mo Aru (Director), Gintama: Jump Festa 2015 Special (Director) and 1 more.