A mini album featuring the 9th anniversary songs from the app game "The Idolmaster Million Live! Theater Days" is released! Includes 6 tracks total: "Dress Code: Saijokyu," "Sacred Bouquet," "Parade d'amour (les amis d'enfance ver.)," "DIAMOND JOKER (Sexy & Seijunha ver.)," "SHIMMER (sector zero ver.)," and one additional track.