TV Gate Keepers 21 - Season 1 Episode 6 : The Sound of Wings Gate Keepers 21 - Season 1 Episode 6 : The Sound of Wings 5.5/10 by 2 users The Gatekeepers face their final confrontation against the Invaders. Details Casts Posters Images Title Gate Keepers 21 - Season 1 Episode 6 : The Sound of Wings Alternative Titles 捍卫者21, Gēto Kīpāzu Nijūichi, 게이트 키퍼즈 21, Хранители врат 21, 捍衛者21, Gatekeepers21 First Air Date 2002-04-24 Last Air Date 2003-01-08 Number of Episodes 6 Number of Seasons 1 Genres Animation, Action & Adventure, Sci-Fi & Fantasy, Drama, Networks , Casts Ikue Otani, Yukiko Hanioka, Tomokazu Seki, Mamiko Noto Plot Keywords , Ayane Isuzu (voice) Ikue Otani Miu Manazuru (voice) Yukiko Hanioka Nazo / Reiji Kageyama (voice) Tomokazu Seki Ghost Girl (voice) Mamiko Noto Episodes List Gate Keepers 21 Season 1 :Episode 1 Encounter Encounter 2002-04-24 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 2 Mad Dash Mad Dash 2002-07-17 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 3 Late Summer Late Summer 2002-08-21 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 4 Ayane Ayane 2002-09-19 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 5 Miu Miu 2002-10-17 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 6 The Sound of Wings The Sound of Wings 2003-01-08 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,...