Shirogumi is producing the CG, and Hiroyuki Sawano and Kohta Yamamoto are contributing the music.
As previously announced, Toshimasa Ishii (episode director for Space Brothers, ERASED, Occultic;Nine) is directing the anime at A-1 Pictures. Toshiya Ono (The Promised Neverland, Land of the Lustrous, Blue Exorcist: Kyoto Saga) is in charge of the series scripts, and Tetsuya Kawakami (Interviews with Monster Girls, Robot Girls Z, The Asterisk War: The Academy City on the Water) is designing the characters.
Yen Press is publishing the light novel series in English, and it describes the story:Asato launched the novel series under Kadokawa's Dengeki Bunko imprint in April 2017. Shirabi (The Ryuo's Work is Never Done!, Myriad Colors Phantom World) is drawing the illustrations, and the artist I-IV (Aldnoah.Zero, Re:CREATORS) is in charge of mechanical design. The eighth volume shipped on May 9.The Republic of San Magnolia has been attacked by its neighbor, the Empire. Outside the 85 districts of the Republic there is the 'non-existent 86th district,' where young men and women continue to fight. Sheen directs the actions of young suicide bombers, while Lena is a “curator” who commands a detachment from a remote rear. The story of the tragic struggle between these two begins!
The light novel series has a manga adaptation by Motoki Yoshihara in Square Enix's Young Gangan magazine. Yen Press is aso releasing the manga in English. The light novel series is also inspiring a Gakuen 86 (Academy 86) manga by Suzume Somemiya in Kadokawa's Monthly Comic Alive magazine.
The novel series won the grand prize in the 23rd Dengeki Novel Prize competition in 2016. The novels ranked #2 in the bunkobon rankings for the 2018 edition of Takarajimasha's Kono Light Novel ga Sugoi! (This Light Novel Is Amazing!) guidebook, and ranked #5 in the 2019 edition.