Quick answer — Yuuko Sugiyama worked on Planetarian: Storyteller of the Stars (Art Director), Planetarian (Art Director), Heaven's Lost Property the Movie: The Angeloid of Clockwork (Art Director) and 1 more anime.
Yuuko Sugiyama worked on Planetarian: Storyteller of the Stars (Art Director), Planetarian (Art Director), Heaven's Lost Property the Movie: The Angeloid of Clockwork (Art Director), Student Council's Discretion Level 2 (Art Director).
