Gate Keepers is a 25 minute animation-science-fiction starring Ayako Kawasumi as Ruriko Ikusawa, Takahiro Sakurai as Shun Ukiya [Main in TV/ Support in OVA: Gate Keeper 21] and Ikue Ootani as Ayane Isuzu [Main: OVA: Gate Keeper 21]. The series premiered on Mon Apr 03, 2000 on WOWOW and The Sound of Wings (S02E06) last aired on Wed Jan 08, 2003.