Origin
Creation
Yoko Littner (ヨーコ・リットナー, Yōko Rittonā) was created for the Tengen Toppa Gurren Lagann anime series that was produced by Gainax, directed by Hiroyuki Imaishi, and it originally began airing on April 1, 2007. She and the rest of the cast were designed by Atsushi Nishigori, and the series writer is Kazuki Nakashima.