This is the first Karaoke Revolution video game series where the player can customize their characters with many outfits and accessories.
This is the first and the only Karaoke Revolution video game series where the player can also use a dance pad controller while singing with the USB microphone at the same time.
For the PlayStation 2 version, this is the first Karaoke Revolution video game series where the player can use the EyeToy camera control to create their own face in use for character customization.