Question: Which Japanese manga series written and illustrated by Naoki Urasawa, when turned into an anima, did Mami Koyama  have a voice acting part in?
Sentence (from "Mami Koyama"): Some of her notable roles in the 1990s and 2000s anime include Balalaika in "Black Lagoon", Talia Gladys in "Gundam Seed", Eva Heinemann in "Monster", and Yōko Itoigawa in "Hyōka".
Relevant evidence: Yes