Emiko appears (sings/talks) in the following miscellaneous CDs.

1999 12.22	Seraphim Call 12 Seraphim Tachi no Seiya (PICA-7012)	Song
1999 12.27	Kira Kira Melody Gakuen Drama CD Super Flying Version (KIRA-1999)	Talk
2000 02.16	Seraphim Call Themesong Collection coupling 3	Song
2000 02.25	Seraphim Call Ongaku Zenshuu Theme Song & BGM (PICA-7014)	Song
2000 04.28	Kira Kira Melody Gakuen drama CD 2 (MACM-1081)	Talk