An anime film adaptation of Aikatsu!
has been green-lit and will premiere in December 2014. This news is being announced in Shogakukan's Ciao magazine's April issue (out on March 3, 2014).
franchise is owned by Bandai and consists of an original idol-themed card game and a TV anime adaptation
which premiered in October 2012. A sequel to the TV anime series was also announced in 2013.
Official website: http://www.aikatsu-movie.net/
Source: Scan via ANN
Gekijouban Aikatsu! Idol Katsudou!