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

2018.06.06	The Idolm@ster Shiny Colors Brilli@nt Wing 01 (LACM-14781)	Song
2018.08.01	The Idolm@ster Shiny Colors Brilli@nt Wing 03 (LACM-14783)	Song
2018.12.19	The Idolm@ster Shiny Colors Se@sonal Winter (LACM-14820)	Song
2019.04.10	The Idolm@ster Shiny Colors Fr@gment Wing 01 (LACM-14861)	Song
2019.06.12	The Idolm@ster Shiny Colors Fr@gment Wing 03 (LACM-14863)	Song
2020.02.12	The Idolm@ster Shiny Colors Sweet Step (LACM-14965)	Song
2020.04.08	The Idolm@ster Shiny Colors Gr@date Wing 01 (LACM-14982)	Song
2020.11.04	The Idolm@ster Shiny Colors Gr@date Wing 03 (LACM-14984)	Song
2021.04.14	The Idolm@ster Shiny Colors L@yered Wing 01 (LACM-24111)	Song
2021.06.09	The Idolm@ster Shiny Colors L@yered Wing 03 (LACM-24113)	Song
2022.04.13	The Idolm@ster Shiny Colors Panor@ma Wing 01 (LACM-24251)	Song
2022.05.25	Feel You Heal You [Healer Girls] (LACM-24265)	Song
2022.06.15	The Idolm@ster Shiny Colors Panor@ma Wing 03 (LACM-24253)	Song
2023.05.10	The Idolm@ster Shiny Colors Canvas 02 (LACM-24362)	Song
2023.10.18	Shiny Colors Song for Prism Hoshi no Koe (LACM-24437)	Song
2023.12.06	Ijigen Big Bang (LACM-24470)	Song
2024.04.10	Tsubasa Gravity (LACM-24508)	Song
2024.06.12	The Idolm@ster Shiny Colors Echoes 02 (LACM-24542)	Song
2024.07.24	Shiny Colors Song for Prism Jigenshiki Kyousou Wonderland (LACM-24552)	Song
2024.07.24	Shiny Colors Song for Prism LINKx (LACM-24553)	Song
2024.10.09	Prism Flare (LACM-24580)	Song
2024.11.20	Shiny Colors Song for Prism C'mon! Join Us (LACA-25133)	Song
2025.01.22	The Idolm@ster Shiny Colors Echoes 09 (LACM-25115)	Song
2025.03.26	Shiny Colors Song for Prism Real Mind Shakes (LACM-24636)	Song
2025.03.26	Shiny Colors Song for Prism The Last Pride (LACM-24637)	Song