MAXIMUM Members Profile and Facts MAXIMUM (맥시멈) is a pre-debut South Korean boy group. The group consists of 6 members: Seonghwan, Seunggwon, Wanshin, Ryuga, Kei and Kanta. Their debut date is unknown.  Maximum Fandom Name: Minimum Maximum Fan Color: – Maximum Official Accounts: Twitter: MAXIMUM Instagram: max_maximumofficial YouTube: MAXIMUM TV  Maximum Members Profile: Wanshin Stage Name: Wanshin (완신) … Continue reading MAXIMUM Members Profile