Def Tech (アルバム)
石川剛 (T$UYO$HI (Pay money To my Pain)):Electric Bass (#1.4.8)
YUKI (BENNIE K):Chorus (#5)
竹中尚人 (Char):Electric Guitar & Piano (#8)
DJ Mass:Drum Programming (#8)
竹中空人 (JESSE (RIZE, The BONEZ)):Acoustic Guitar (#3)
下山亮平:Acoustic Guitar (#4)
Peter Kanai:Acoustic Guitar (#7)