The first single from the album (and also their Japanese debut single) is a Japanese version of the song "Muzik". It was released on May 5, 2010 and included Japanese versions of the Korean hits "Muzik" and "Hot Issue", as well as the Korean version of "Muzik". It ranked at number 12 in Oricon's Daily Singles chart., 21 in the weekly chart,, and sold 8,234 copies. The music video for the song shows the members in a blue room with flashing lights, along with scenes filmed in a red room. It also takes one of the Korean scenes where the members are together wearing the latex leggings.
