Shintaro Goto is a central character in the tokusatsu series Kamen Rider OOO. Initially a member of the Kougami Foundation, he strives to become a hero and eventually assumes the mantle of Kamen Rider Birth. As Birth, Goto fights alongside Eiji Hino and others to protect humanity from the monstrous Greeed. His development explores themes of responsibility, perseverance, and teamwork, as Goto overcomes his insecurities and grows into a dependable ally, making him an essential part of the OOO team.