Mami Nanami is a prominent character from the anime series 'Kanojo, Okarishimasu' (Rent-A-Girlfriend). She is initially introduced as the ex-girlfriend of the main protagonist, Kazuya Kinoshita. Mami is portrayed as a complex and somewhat manipulative character who struggles with her emotions and intentions. Despite her cheerful exterior, she exhibits jealousy and possessiveness, particularly towards Kazuya's new relationships. As the series progresses, her actions significantly impact the dynamics among the main characters, adding tension and drama to the storyline. Mami's character explores themes of love, jealousy, and self-discovery.