I downloaded Sakura Taisen (J) for the Dreamcast from this site, and upon extracting everything, I came upon these files...
Sakura Taisen V1.010... GDI file 1KB
Track01.bin... 690kb
Track02.raw... 1,696kb
Track03.bin... 1,157,970kb
I'm not sure which one I'm supposed to burn onto the CD.