I can't believe it took 15 years (since I started searching) for this performance to be posted on the internet!!!
https://www.youtube.com/watch?v=qY799C5Hu14
since every time I listen to KojiMayu I can't stop listening to her for at least one whole day I'll leave you with two of my favorite live tracks
https://www.youtube.com/watch?v=3jGBhGT04PI
https://www.youtube.com/watch?v=H9U2PAFC_OM