Erementar Gerad: Aozora no Senki
Japanese title: EREMENTAR GERAD-蒼空の戦旗-
Type: Music
Episodes: 1
Source: Manga
Producers: Mag Garden
Duration: 2 min
Rating: G - All Ages

Short promotional animation clip was released as part of a special Comic Blade Digital DVD sold at Animate.

Based on a manga "Erementar Gerad: Aozora no Senki" by Azuma Mayumi serialised in Comic Blade Masamune and later in Comic Blade Avarus starting on September 15, 2007. It is a spin-off of the mangaka's earlier series Elemental Gelade.

(Source: AniDB)