I will introduce Korea's famous idol group Monsta X. They are boy group of Starship Entertainment with seven members. They debuted officially through M Countdown on May 14, 2015. They released a mini album and the debut title song was "trespass". Before their debut thirteen male trainees competed through the survival program called NO.MERCY, and seven members who survived until the end are now members of Monsta X. They are in Starship entertainment where they show the most active activity of major agency. Starship has launched the survival program and Monsta X released two songs during their debut. The record sales and the volume of music sales have not increased significantly, but they are definitely not lagged behind. Recently, along with BTS, Monstar X became a Korean idol group recognized in the United States. SHOWNU He is the member, leader, lead vocalist, main dancer of the seven Korean Boy Group Monsta X. He has been swimming competitively from