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

2014 08.27	Sword Art Online Song Collection (SVWC-70011)	Song
2019 09.25	Saenai Heroine no Sodatekata Gal Game Cover Song Collection (SVWC-70409)	Song
2021 02.10	Sailor Moon Eternal Character Song Shuu (KICA-3288)	Song