A Dance Dance Revolution/StepMania sim game based on tempo
detecting technology that enables playing DDR with your own
music files of any popular audio/video formats, including wav,
mp3, cda, wma, wmv, asf, avi, mpg, ogg, rm, rmvb, etc. Provides
with network multiplayer mode and online game score ranking.
Supports keyboard/joystick/dance pad inputs.
Version 1 adds new transforming fancy background and Battle mode.