Byakou is a Gunmen featured in the anime series Tengen Toppa Gurren Lagann. Piloted by Lordgenome's loyal subordinate, Cytomander the Swift, Byakou is a notable mecha with a design reminiscent of a white tiger. It plays a significant role during the battles against Team Dai-Gurren as part of the Spiral King's Four Supreme Generals' forces. Byakou demonstrates impressive agility and power, making it a formidable opponent in the series' high-stakes mecha battles.