Japanese DJ and producer Nujabes' first album Metaphorical Music (2003) features the work of US hip hop, rap and RnB artistes.
Track 8 Think Different again features Substantial.
Track 3 Lady Brown and Track 5 Highs 2 Lows features the talent of hip hop artiste Cise Star.
Track 8 "Thank you" features Apani B, the New York MC who is a founding member of the hip hop super-group Polyrhythm.
Nujabes' 2003 compilation CD First Collection - Hyde Out Productions also contains the work of many Western hip hop/rap artistes. British rapper Funky DL contributes Track 2 "Don't Even Try It" and appears with Nujabes on Track 13 "Peoples Don't Stray." Track 3 "Strive" features Apani B-Fly.
Substantial's contribution is Track 4 "Home Sweet Home". He also appears with Japan-born Korean artiste L'Universe on Track 8 "Lyrical Terrorists". Five Deez contribute their talents on Track 10 "It's About Time" (Fat Jon Remix) and Track 11 "Plazma Avenue." Track 12 "D.T.F.N." features the work of socially-conscious hip hop group Cyne.