mizuki makoto,idolmaster,idolmaster cinderella girls,koshimizu sachiko,1girl,bare shoulders,brown eyes,chestnut mouth,commentary request,detached sleeves,dress,flat chest,flower,gown,hair ornament,hairclip,jewelry,light purple hair,necklace,photoshop (medium),pointing,pointing at self,rose,short hair,smile,solo,sparkle,strapless,strapless dress,tiara