Kiyomasa features in the short anime "Jōkaku Gattai Oshirobots" as one of the Shirodama, embodying the soul of Kumamoto Castle and drawing inspiration from the historical military commander Katō Kiyomasa. He pilots the robotic manifestation of Kumamoto Castle, a transforming mecha that combines with other castle robots. Throughout the narrative, Kiyomasa partners with a group of children to operate the castle mecha, actively engaging in the Oshirobots' combined battles. His physical appearance includes brown hair and piercings.