Yuka Mizuhara, a member of Harukaze Elementary School’s Class 6-2, serves as the radar operator for the "Saurers" team, skillfully managing Mach Ptera’s systems to assemble the composite mecha Gosaurer and support its upgraded form, King Gosaurer. Her expertise in technical coordination and mission-critical communication ensures seamless teamwork during operations. A subtle subplot hints at her being the romantic interest of Taro Shirogane, the judo enthusiast piloting the auxiliary unit Magna Tyranno, though their relationship remains an understated element within the series’ broader narrative.