The Pirains are an orange-headed, blue-skinned alien humanoids to which Bojack, Zangya, Zojack and Banjiya belongs. In Dragonball: Legend of Kab, it revealed what race is Bojack from by his son and daughter. The race has a military progress of the Galaxy Soldiers, and the full power transformation are only for the royal family. Planet Biojoh is the homeworld of the Pirains, Biojoh is loyal to Frieza and Kuriza's planet trade organization.