きょうかいのかなた アイドル裁判！～迷いながらも君を裁く民～
Beyond the Boundary: Idol Trial!
ONA PG-13 HD Sub 5 5 eps
Each of the episodes will have the female main characters cast as Chibi Angels who hold a trial for a different character of the series. Akihito Kanbara will be the defendant for the first episode. (Source: MAL News)