Nemoto Ruka CDs (miscellaneous)
Ruka appears (sings/talks) in the following miscellaneous CDs.
| 2015.08.19 | Venus Project -Climax- BD vol.1 (TKXA-1066) | Song |
| 2016.05.01 | Gekkan Voice Venus Project Vol.1 | Talk |
| 2016.06.05 | Gekkan Voice Venus Project Vol.2 | Talk |
| 2016.08.20 | Gekkan Voice Venus Project Vol.3 | Talk |
| 2016.08.20 | Gekkan Voice Venus Project Vol.4 | Song/Talk |
| 2016.09.24 | Gekkan Voice Venus Project Vol.5 | Talk |
| 2016.10.23 | Venus Project Shinshou (DGDC-001) | Talk |
| 2017.06.07 | Japari Cafe (VICL-64787) | Song/Talk |