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

2017.09.13	Cinderella Girls Starlight Master 13 Sweet Witches Night (COCC-17153)	Song
2018.04.18	Cinderella Girls Starlight Master 16 Answer (COCC-17156)	Song
2018.07.25	Onegai Marguerite (KICM-3345)	Song
2018.08.08	Cinderella Girls Little Stars! Itoshisa (COCC-17501)	Song
2018.08.08	Shining Peace (KICM-3343)	Song
2019.02.20	Cinderella Girls Starlight Master 26 (COCC-17516)	Song
2019.05.15	The Idolm@ster Cinderella Master 053 (COCC-17629)	Song
2019.06.19	Cinderella Girls Starlight Master 29 (COCC-17519)	Song
2019.11.13	Cinderella Girls Starlight Master for the Next 02 (COCC-17702)	Song
2021.04.07	Cinderella Girls Starlight Master Gold Rush! 07 (COCC-17837)	Song
2022.03.16	Cinderella Girls Starlight Master R/Lock On! 03 (COCC-17973)	Song
2023.09.13	Cinderella Girls Starlight Master Platinum Number 08 (COCC-18068)	Song
2023.12.13	Cinderella Girls Starlight Master Platinum Number 13 (COCC-18093)	Song
2024.03.20	Cinderella Girls Starlight Master Heart Ticker 04 (COCC-18174)	Song
2024.06.19	Cinderella Girls Starlight Master Heart Ticker 07 (COCC-18177)	Song