Ryu Sang-gu (Hangul: 류상구), known by his stage name Deepflow (Hangul: 딥플로우), born 2nd August 1984, is a South Korean rapper – producer, and the CEO of Vismajor Company – a hip hop oriented recording firm in Mapo-gu. He debuted as a rapper in 2007 with his first studio album “Vismajor”, and founded Vismajor with Babynine, Wutan and VEN in 2011. His notable track – 작두 (Hanja: Jak-du, English: Cut Cut Cut), featuring Nucksal (Hangul: 넉살) – one of company’s artist and Huckleberry P, which came from 3rd studio album – Yanghwa (Hangul: 양화), is the sucessful track of his career, made him won 2 awards in 2016 Korean Music Awards. He appeared in Show Me The Money 777 as a judge alongside Nucksal in team VMC. His latest works is Dingo × Damoim compliation albums, featuring Yumdda, Paloalto, The Quiett and Simon Dominic, for Makeus Entertainment’s hiphop channel Dingo Freestyle.