Games like The Idolmaster: Gravure for You! Vol. 2

If you finished The Idolmaster: Gravure for You! Vol. 2, the closest matches are Octomania, LovePlus, Fushigi no Umi no Nadia, Hatsune Miku: Project Diva Arcade and Taiko no Tatsujin: V Version. All 8 share its music genre and are ranked by how closely their themes and modes overlap.