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, Ayane Isuzu learns that Machine General and Devil Count are back and they must save the Earth once more.
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| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Begin the Defense of the Earth | 2000-04-03 | 25 min |
| Season 1 | Episode 2 | Stand Up For Peace | 2000-04-10 | 25 min |
| Season 1 | Episode 3 | Play the Dazzling Music | 2000-04-17 | 25 min |
| Season 1 | Episode 4 | Finding a New Warrior | 2000-04-24 | 25 min |
| Season 1 | Episode 5 | Run Towards Your Dream! | 2000-05-01 | 25 min |
| Season 1 | Episode 6 | Infiltrate the Girl's Dormitory of Terror! | 2000-05-08 | 25 min |
| Season 1 | Episode 7 | Shoot Down the Enemy Out of the Sky | 2000-05-15 | 25 min |
| Season 1 | Episode 8 | Find the Invader! | 2000-05-22 | 25 min |
| Season 1 | Episode 9 | Break the Pitch Dark Gate | 2000-05-29 | 25 min |
| Season 1 | Episode 10 | Get Over the Devil's Dream | 2000-06-05 | 25 min |
| Season 1 | Episode 11 | Stop That Bullet Train! | 2000-06-12 | 25 min |
| Season 1 | Episode 12 | Fly to the Northern Land | 2000-06-19 | 25 min |
| Season 1 | Episode 13 | Bring Down, Two of the Powerful Brass Part 1 | 2000-06-26 | 25 min |
| Season 1 | Episode 14 | Bring Down, Two of the Powerful Brass Part 2 | 2000-07-03 | 25 min |
| Season 1 | Episode 15 | Ruin the Arranged Marriage | 2000-07-10 | 25 min |
| Season 1 | Episode 16 | Sally Fourth, Gate Robot! | 2000-07-17 | 25 min |
| Season 1 | Episode 17 | Flying Down Your Own Road | 2000-07-24 | 25 min |
| Season 1 | Episode 18 | Protect the Invader!? | 2000-07-31 | 25 min |
| Season 1 | Episode 19 | Listen to the Opinion of the Youth | 2000-08-07 | 25 min |
| Season 1 | Episode 20 | Leap into the New Year! | 2000-08-21 | 25 min |
| Season 1 | Episode 21 | Protect the Festival of Progress and Harmony! | 2000-08-28 | 25 min |
| Season 1 | Episode 22 | Beat the Jet Black Robot! | 2000-09-04 | 25 min |
| Season 1 | Episode 23 | Exert All Your Courage to Fight! | 2000-09-11 | 25 min |
| Season 1 | Episode 24 | For Tomorrow Smiles... | 2000-09-18 | 25 min |
| Season 2 | Episode 1 | Encounter | 2002-04-24 | 25 min |
| Season 2 | Episode 2 | Mad Dash | 2002-07-17 | 25 min |
| Season 2 | Episode 3 | Late Summer | 2002-08-21 | 25 min |
| Season 2 | Episode 4 | Ayane | 2002-09-19 | 25 min |
| Season 2 | Episode 5 | Miu | 2002-10-17 | 25 min |
| Season 2 | Episode 6 | The Sound of Wings | 2003-01-08 | 25 min |
| Sound | Yota Tsuruoka | Sound Director |
| Camera | Takashi Horiuchi | Director of Photography |
| Sound | Kohei Tanaka | Music |
| Production | Takashi Watanabe | Producer |
| Visual Effects | Eriko Murata | Color Designer |
| Visual Effects | Toshiaki Ihara | Mechanical Designer |
| Visual Effects | Keiji Gotoh | Character Designer |
| Sound | Sakura Nogawa | Theme Song Performance |
| Sound | Junko Watanabe | Theme Song Performance |
| Directing | Hiroshi Yamaguchi | Director |
| Art | Masanori Kikuchi | Art Direction |
| Visual Effects | Tomohiro Kawahara | Mechanical Designer |
| Production | Shouji Murahama | Producer |
| Production | Masafumi Fukui | Producer |
| Production | Futagi Daisuke | Producer |
| Writing | Hiroshi Yamaguchi | Original Story |
