Question: What anime did Unscandal perform theme music for and is written and illustrated by Jin Kobayashi?
Sentence (from "School Rumble"): A romance comedy centering on relationships between Japanese high school students, "School Rumble" focuses on a love triangle involving the series' two protagonists, Tenma Tsukamoto and Kenji Harima, and one of their classmates, Oji Karasuma.
Relevant evidence: No