Twins I & II
Produced by Jaco Pastorius
Co-Produced by Michael Knuckles
Recording Engineered by Brian Risner, Yoshihisa Watanabe & Yutaka Tomioka
Assistant Engineered by Isao Ito, Tameo Kawada, Haruhiko Shimokawa, Fumisuke Usui, Tanaka Group (TAMCO) & Moi Sato Group (S.C.I)
Mixed by Peter Yianilos, Jaco Pastorius & Michael Knuckles
Mixed at TRAIIAD STUDIOS, Fort Lauderdale, FL & SOUND CASTLE STUDIOS, Los Angeles, CA
Mastered by Isao Kikuchi