Kouya no Kotobuki Hikoutai Gaiden: Oozora no Harukaze Hikoutai
Kouya no Kotobuki Hikoutai Gaiden: Oozora no Harukaze Hikoutai
★ PG-13MAL 6.3ONAHDFinished Airing14mSUB: 12 eps
A short spin-off anime released on "Kouya no Kotobuki Hikoutai: Oozora no Takeoff Girls!" game app and YouTube.