4_luxury_(idolmaster)
4 Luxury is an idol unit that has appeared in Idolmaster Million Live! Theater Days consisting of Sakuramori Kaori, Kitakami Reika, Toyokawa Fuka, and Baba Konomi.
They have performed two songs: Hanazakari Weekend✿ (official costume: Makeup Fabulous!) and RED ZONE (official costume: Racing Zone).