Kamui Katsuragi (Stand Up, the LRIG!)

Kamui Katsuragi is one of the main protagonists of the Cardfight!! Vanguard anime and is a supporting character in Stand Up, the LRIG!. Initially, Kamui didn't have much of a role in the first two arcs of the fic, having only been mentioned and making a brief cameo appearance, but eventually recieved a larger role in the third arc onwards when he encounters Remember whilst she masquerades as Kiyoi.