Dance Dance Revolution 5thMix

Dance Dance Revolution 4thMix is the fourth game in the main Dance Dance Revolution series of music video games. It was released as an arcade game by Konami on August 24, 2000, in Japan. 4thMix features 136 songs, of which 37 are new songs available and 12 are new unlockables that require an operator code. Dance Dance Revolution 4thMix Plus is an update that unlocks these 12 songs without an operator code, while also adding 14 new songs of its own, for a total of 150 songs.