Shuzo Osada possesses exceptional mechanical aptitude and talent for working with machines. He played a key role in designing and constructing Boueigar, an experimental mecha developed jointly by the Saurers and the Defense Corps; this project later evolved into Gransaurer after modifications. Shuzo frequently collaborates in a close technical partnership with Takako Kojima, assisting her in building various devices and equipment for the team. His background includes a father employed in automotive repair, an influence that likely fostered his mechanical skills.