Hayashi Koko CDs (miscellaneous)
Koko appears (sings/talks) in the following miscellaneous CDs.
| 2023.10.04 | Fly With You (LACA-25070) | Song |
| 2023.11.01 | Meisekiha (BRMM-10717) | Song |
| 2024.12.18 | Michinoku (BRMM-10877) | Song |