Kōtarō Nishikata is a fictional character from the popular manga and anime series Karakai Jōzu no Takagi-san. He is a middle school student known for being the target of teasing by his classmate, Takagi, who often plays pranks on him. Nishikata is determined to get back at her but frequently finds himself outsmarted. Despite his struggles, Nishikata is portrayed as a kind-hearted and earnest individual. His interactions with Takagi highlight themes of friendship and youthful romance, making their dynamic a central focus of the series. The story captures the innocence and challenges of adolescence through their playful rivalry.