Maybe someone could send me the JailInit.aaf from Zelda and I could try it out.
Mario comes with an Info, Seqs, SpkRes folder containing that data I think, but in another format.
After extracting JaiChord.arc, JaiMe.arc, JaiRemixSeq.arc in the info-folder I got:
1. a lot of *.cit-Files (MIDI?)...