idolmaster million live! theater days
アイドルマスターミリオンライブ!シアターデイズ ミリシタ シアターデイズ
A mobile idol-raising simulator and rhythm game with communication events featuring idols and some cards from Idolmaster Million Live!. Idols are sorted into Princess, Fairy, or Angel categories.
Two new idols have been introduced at 765 Pro: Shiraishi Tsumugi and Sakuramori Kaori. Aoba Misaki is also introduced as a second secretary.
It also brings in guest idols like Leon and Shiika.
See Idolmaster Million Live! for the list of everyone in Theater Days.