Mayuko appears (sings/talks) in the following CD singles.

1997 07.24	A Ko Ga Re/Belive Your Dream (WDDN-26)	Song
1999 01.20	Ko-Ko Paradise [PPP]/Fly Over to You (ZMDZ-147)	Song
1999 04.21	Drill de Runrun Kururunrun ()	Song
1999 12.27	Angel Kiss (SCCD-10001)	Song