In a streaming event hosted on Nico Live by Bandai Namco, it was announced that the rhythm game IDOLiSH7 multimedia project will receive an anime adaptation. The type and premiere date will be announced at a later date.

Synopsis
Working at an agency owned by your father, seven new idols await. They are all part of an idol unit IDOLiSH7, and each of them have unique personalities. It is your task to manage them. In order to achieve the same goals, as manager and idols together, you gather the seven ununified hearts and aim for the top.

IDOLiSH7
Iori Izumi: Toshiki Masuda (B-Project: Kodou*Ambitious)
Yamato Nikaidou: Yuusuke Shirai (Binan Koukou Chikyuu Bouei-bu LOVE! LOVE!)
Mitsuki Izumi: Tsubasa Yonaga (Free!)
Tamaki Yotsuba: KENN (Starmyu)
Sougo Ousaka: Atsushi Abe (Toaru Majutsu no Index)
Nagi Rokuya: Takuya Eguchi (Yahari Ore no Seishun Love Comedy wa Machigatteiru. Zoku)
Riku Nanase: Kensho Ono (Tanaka-kun wa Itsumo Kedaruge)

TRIGGER
Gaku Yaotome: Wataru Hatano (Fudanshi Koukou Seikatsu)
Tenn Kujo: Soma Saito (Qualidea Code)
Ryuunosuke Tsunashi: Takuya Satou (D.Gray-man Hallow)

Re:vale
Momo: Soichiro Hoshi (Starry☆Sky)
Yuki: Shinnosuke Tachibana (Kamisama Hajimemashita)

IDOLiSH7 (AiNana) is a multimedia project that began as a smartphone rhythm game developed by Bandai Namco Online, and was released on iOS and Android in Summer 2015. The multimedia project has received various manga adaptations, including one drawn by Nokoshi Yamada. The album i7, which will be released on August 24, will commemorate the project's one year anniversary.

Source: Ota☆Suke

IDOLiSH7 on MAL