I'm Not a Succubus! manga volume 1 features story and art by Horitomo.

Adjusting to a new school is always rough, and that goes double for Sakura, a shy girl attending a monster girl academy! Her new classmates include a kiss-curious harpy, a sarcastic lamia, a cyclops with an eye for Sakura, and a plain-spoken centaur. Eager to blend in, Sakura declares herself a succubus! But can she keep up the ruse while fending off the touchy hands, claws and scaled coils of her new friends? It’s going to be a long, hot school year!