In the city of Shinjuku, a conflict between a rouge Karas by the name of Eko and the "will of the city" rage in a conflict for dominance. A Karas brought about to fight the rouge has fallen, leaving the city and its inhabitants defenseless. Soon after, Otoha, a comatose patient, is chosen to become a new Karas to face off the rouge Karas Eko to decide the fate of the city and its inhabitants.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Karas Awakens | 2005-03-25 | 25 min |
| Season 1 | Episode 2 | The Flaming Wheels | 2005-08-12 | 25 min |
| Season 1 | Episode 3 | The Destruction Awakes | 2005-10-20 | 25 min |
| Season 1 | Episode 4 | The Human Otoha | 2007-06-22 | 25 min |
| Season 1 | Episode 5 | The Illusion of a District | 2007-08-03 | 25 min |
| Season 1 | Episode 6 | The True Legend | 2007-08-03 | 25 min |
| Editing | Hiroshi Okuda | Editor |
| Directing | Keiichi Sato | Series Director |
| Sound | Yoshihiro Ike | Original Music Composer |
| Writing | Shin Yoshida | Series Composition |
| Sound | Jin Aketagawa | Sound Director |
| Visual Effects | Tetsuya Nishio | Opening/Ending Animation |
