yeah choucho is really awesome, and i listen to almost all her songs. I like her bpm too, but a guy on youtube mixed hers and ritsuka's bpm together. it's rly awesome, imo, and better then either one alone. here's a download link.
http://www.mediafire.com/download.php?mjdyjjmwjtw
it's really good, at least if you like bpm.