On the DDR Supernova arcade version, how do you find Dragon Blade?

Question

I know theres an Easy, Medium, and Hard groups, but there isn't an "all music" group. Is dragon blade in one of the groups? If so, which group would it be?

Answer 1

Here is the best info I could find.
http://www.konami.jp/bemani/ddr/na/am/sn/