http://pan.baidu.com/s/1hs4XRF2
password : g3bl (you need to type it manually)
its the AAC itunes version, which is the best one around.
You could find easily anime singles by typing their name + mp3/320k/flac/lossless/lossy/rar/zip on Google, or just check like animemusicinfo/hikarinoost for them