The Idolm@ster: Shiny Festa is a oVA anime that premiered in fall 2012, produced by A-1 Pictures.

About the production: the story comes from a video game, there are 3 episodes of about 23 minutes and its current status is "finished".

Its main genres are music and slice of life, with themes such as Idol and Primarily Female Cast.

On AniList, The Idolm@ster: Shiny Festa has an average score of 69%, a good score, and appears on 7,473 users' lists.

The franchise continues in or follows from: THE IDOLM@STER MOVIE: Kagayaki no Mukougawa e! and The Idolm@ster: 765 Pro to Iu Monogatari.

New anime episodes released with each of the three iDOLM@STER Shiny Festa PSP games (Honey Sound, Funky Note, and Groovy Tune).

Official synopsis from AniList.