Question: Which writer illustrated a Japanese Manga Series which spent 18 weeks at the top of the New York Times Manga Best Sellers list of 2009?
Sentence (from "List of Mayo Chiki! chapters"): Now that Kinjirō knows about Subaru's secret, he must work together with Subaru and her sadistic mistress, Kanade Suzutsuki, to protect Subaru’s secret from being discovered.
Relevant evidence: No