
Quick answer — Kazuhiro Ozawa worked on Steins;Gate 0: 23β -Divide by Zero- (Episode Director), Himouto! Umaru-chan OVA (Storyboard).
Kazuhiro Ozawa worked on Steins;Gate 0: 23β -Divide by Zero- (Episode Director), Himouto! Umaru-chan OVA (Storyboard).