You can download stepmania here
You can download all the current anime songs for stepmania here
My own course: here
Song: motto hade ni ne! - Kannagi OP
Difficulty: 6~7 (medium ~ hard)
Instructions~~
1. run the file under winzip
2. extract it to the "Songs" folder in your Stepmania file in Program Files
3. Play xD
have fun :)
~Bakaran3r ♥