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

2021 04.14	The Idolm@ster Shiny Colors L@yered Wing 01 (LACM-24111)	Song
2021 11.10	The Idolm@ster Shiny Colors L@yered Wing 08 (LACM-24118)	Song
2022 04.13	The Idolm@ster Shiny Colors Panor@ma Wing 01 (LACM-24251)	Song
2022 11.16	The Idolm@ster Shiny Colors Panor@ma Wing 08 (LACM-24258)	Song
2023 10.11	The Idolm@ster Shiny Colors Canvas 07 (LACM-24367)	Song
2023 10.18	Shiny Colors Song for Prism Hoshi no Koe (LACM-24437)	Song