← Koji Ueno
Nyan☆Nyan☆Galaxy! (off Vocal)
Faris Nyannyan (cv.모모이 하루코)
Steins;Gate Audio Series Laboratory Member 007 Faris Nyannyan · 2010
NEXT STAGE!
Junjo no Afilia
Realism · 2015
Nyan☆Nyan☆Galaxy!
Kindan muteki no darling
Archism · 2013
Zutto Kitto Motto（優と俊夫のデュエットver.）-Instrumental Track-
오타 타카코 & 미즈시마 유우
デリケートに好きして (21st century ver.) · 2008
Zutto Kitto Motto（優と俊夫のデュエットver.）
倍速恋愛時計
La*La*La Labolution
Star-Crossed ～流星にため息を～ Game Ver. (Off Vocal)
Kanako Ito
Amaranthine · 2010
Star-Crossed Game Ver. (Off Vocal)
Amaranthine (Off Vocal)
Star-Crossed ～流星にため息を～ Game Ver.
Star-Crossed Game Ver.
Amaranthine
VECTOR · 2011
Star-Crossed (off Vocal)
A.R. / Star-Crossed · 2010
Star-Crossed