Nagae Rika CDs (singles)
Rika appears (sings/talks) in the following CD singles.
| 2019.01.30 | Kimama na Tenshi Tachi (VTZL-152) | Song |
| 2019.10.23 | Cinderella Girls Starlight Master for the Next 01 (COCC-17701) | Song |
| 2019.11.13 | Cinderella Master 3chord for the Pops (COCC-17693) | Song |
| 2020.06.10 | Cinderella Girls Starlight Master 39 (COCC-17529) | Song |
| 2021.03.03 | Cinderella Girls Starlight Master Collaboration Great Journey (COCC-17862) | Song |
| 2021.08.04 | The IDOLM@STER Series Image Song 2021 VOY@GER 765PRO ALLSTARS (COCC-17911) | Song |
| 2021.08.04 | The IDOLM@STER Series Image Song 2021 VOY@GER Cinderella Girls (COCC-17912) | Song |
| 2021.08.04 | The IDOLM@STER Series Image Song 2021 VOY@GER Million Live (LACM-24163) | Song |
| 2021.08.04 | The IDOLM@STER Series Image Song 2021 VOY@GER Shiny Colors (LACM-24165) | Song |
| 2021.08.04 | The IDOLM@STER Series Image Song 2021 VOY@GER Side M (LACM-24164) | Song |
| 2022.04.20 | The Idolm@ster Cinderella Master 062 (COCC-18009) | Song |
| 2023.04.05 | Cinderella Girls Starlight Master R/Lock On! 15 (COCC-17985) | Song |
| 2023.12.13 | Cinderella Girls Starlight Master Platinum Number 13 (COCC-18093) | Song |
| 2024.02.28 | Cinderella Master Pajama Jama (COCC-18166) | Song |