Five more cast members have been announced for the forthcoming Kōya no Kotobuki Hikōtai anime:
- Misaki Yoshioka is Anna
- Miho Okasaki is Maria
- Miyuri Shimabukuro is Ady
- Aoi Koga is Betty
- Natsumi Kawaida is Cindy
Tsutomu Mizushima serves as both the director and sound director for the anime, with Michiko Yokote credited for series scripts. Hidari drew the original character designs, and Shou Sugai is adapting those designs for animation.
ZAQ will perform the opening theme song “Sora no Ne” (Sound of the Sky), while the main six cast members will perform the ending theme song “Tsubasa o Motsu Mono-tachi” (Those Who Have Wings). ZAQ is composing and writing the lyrics for the ending song.
Kōya no Kotobuki Hikōtai is scheduled to premiere on Japanese television in January 2019.