Uchida Aya CDs (miscellaneous)
Aya appears (sings/talks) in the following miscellaneous CDs.
| 2009.12.23 | KIDDY GiRL-AND Songs! (LACM-4683) | Song |
| 2010.05.26 | Mitsudomoe Drama CD "Densetsu no Hajimari" (LASA-5047) | Talk |
| 2010.08.13 | Bokura no Live Kimi to no Life (LZM-2027) | Song/Talk |
| 2010.12.22 | Snow Halation (LACM-4774) | Song/Talk |
| 2011.04.06 | Mitsudomo Best (LASA-5092) | Song |
| 2011.08.24 | Natsu Iro Egao de 1 2 Jump! (LACM-4845) | Song/Talk |
| 2012.03.21 | Strike Witches The Movie Original Soundtrack (COCX-37247) | Song |
| 2012.04.18 | Strike Witches The Movie Theme Song Collection (COCX-37290) | Song |
| 2013.01.09 | Muse Best Album (LACA-39262) | Song |
| 2013.04.10 | Notes of School Idol Days (LACA-9281) | Song |
| 2017.05.17 | GirlFriend Character Song Series Vol.05 (PCCG-1595) | Song |
| 2017.06.07 | Japari Cafe (VICL-64787) | Song/Talk |