Piyoko ni Omakase pyo!
Genres: Comedy, Sci-Fi
Type: OVA, Episodes: 8
Aired: Mar 21, 2003 to May 3, 2003
Studio: Madhouse
Source: Original
Rating: PG-13 - Teens 13 or older
Synopsis:
Leave it to Piyoko! Move over, Di Gi Charat! 

Piyoko and the Black Gema Gema Gang star in this new OVA series. From the Planet Analogue to Earth, the Black Gema Gema Gang try to kidnap Dejiko and hold her ransom to find their dream of a prosperous home! 

(Source: AniDB)