Go Buuro Gu is a fictional character from Kamen Rider Kuuga, part of the Gurongi tribe. He is one of the antagonistic members associated with the group’s deadly game, which involves hunting humans under strict ritual rules. As a Gurongi, he contributes to the series’ central conflict by embodying the threat posed to humanity and the mystery surrounding the tribe’s hierarchy and customs. His role helps build the darker mythology of Kuuga and intensifies the tension around the escalating murders.