Sakurasou no Pet na Kanojo

A high school sophomore and art student named Kanda Sorata is expelled from his school dorm after being caught keeping a cat in his room. He moves into Sakurasou, an apartment known for its unusual inhabitants. There, he is tasked with looking after his classmate, Shiina Mashiro, a highly talented painter who is also notoriously clumsy and socially awkward.