The original score was composed by Akira Yamaoka (Silent Hill series). Hiroyuki Imaishi (Gurren Lagann, Kill la Kill, Promare) directed the series along with assistant director Masahiko Otsuka (Gurren Lagann, Promare), creative director Hiromi Wakabayashi (Kill la Kill), character designers Yoh Yoshinari (Little Witch Academia, BNA: Brand New Animal) and Yuto Kaneko (Little Witch Academia), and the adapted screenplay by Yoshiki Usa (SSSS.GRIDMAN, Promare) and Masahiko Otsuka (Gurren Lagann, Kill la Kill, Promare).