Prototype

 is the fifth single by Ishikawa Chiaki. The lead track was used as the first ending theme for the second season of the anime Kidou Senshi Gundam 00, while the B-side was used as an image song for the anime.

Tracklist

 * 1) Prototype
 * 2) squall
 * 3) Prototype (without Vocal)
 * 4) squall (without Vocal)