Carbon Costume

Mami Nanami is a main character in the Rent-A-Girlfriend manga series. Illustrated by Reiji Miyajima, it has been serialized in Kodansha’s Weekly Shonen Magazine and complied into twenty one volumes. Mami is Kazuya’s former girlfriend. While she appears friendly, she is actually jealous and possessive in a way that scares off others. She can’t believe that Kazuya found another girlfriend so soon after their break up.