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.
| Created By | Hiroshi Yamaguchi | |
|---|---|---|
| Status | Ended | |
| Original Name | ゲートキーパーズ21 | |
| First Air Date | April 24, 2002 | |
| Last Air Date | January 8, 2003 | |
| Seasons | 1 | |
| Episodes | 6 | |
| Episode Runtime | 0min | |
| Language | Japanese | |
| Original Language | English | |
| Production Countries | Japan | |
| Production Companies | GONZOKADOKAWA ShotenPony CanyonIMAGICA | |
| Networks | ||
