Yuuko appears (sings/talks) in the following miscellaneous CDs.

2017.09.27	Three Angels Complete Album (LACA-15683)	Song
2017.12.13	Konohanatei no Shiki (LACM-14697)	Song
2019.04.17	Tenka Hyakken -Zan- Character Song Album (PCCG-1772)	Song