A solo project of D's vocalist ASAGI (浅葱), who is also known as the former vocalist of bands like 胡蝶, Balsamic, JE*REVIENS and Syndrome/ Ｓｙｎｄｒｏｍｅ. His first single, Corvinus, featured two new tracks, "Corvinus" and "Unknown", to begin his solo career. At the same time the single was released, Asagi also released a fragrance, Corvinus, named after his first solo single.