Question: Saori Hayami, a Japanese voice actress and singer, had a major voice role in what web novel series, also known in Japanese as Mahōka Kōkō no Rettōsei?
Sentence (from "Yukari Tamura"): Several of her releases have been used as opening and ending themes for anime series, while some have reached the Oricon top 100 singles and album charts.
Relevant evidence: No