Mito Yoko CDs (miscellaneous)
Yoko appears (sings/talks) in the following miscellaneous CDs.
| 1999.12.27 | Kira Kira Melody Gakuen Drama CD Super Flying Version (KIRA-1999) | Talk |
| 2000.04.28 | Kira Kira Melody Gakuen drama CD 2 (MACM-1081) | Talk |
| 2000.08.30 | Daisuki [Kira Kira Melody Gakuen] (ZMCZ-1118) | Song |
| 2001.02.28 | Dear+Palette-Che (MACM-1122) | Song |
| 2001.07.28 | Kira Kira Melody Gakuen Final Album (MACM-1142) | Song |