Giant Robo Gaiden Ginrei
English title: Giant Robo: Ginrei Special
Japanese title: ジャイアントロボ外伝 GinRei 銀鈴
Type: OVA
Episodes: 3
Source: Manga
Genres: Comedy, Sci-Fi, Ecchi
Studios: Phoenix Entertainment
Producers: Bandai Visual, Amuse
Duration: 25 min per ep
Rating: PG-13 - Teens 13 or older

In episode one, Ginrei's dress is stolen, only to be used to fool the enemy. The second episode deals with a giant robot made exactly in her image. Finally, the third episode concerns Tetsugyu and Ginrei investigating a lost research team in a "wild west" desert setting.

(Source: ANN)