Hiroshi Watanabe
beatmania 2ndMIX Beginning of life/QUADRA OVERDOSER(Driving Dub mix)/QUADRA Deep Clear Eyes/QUADRA jam jam reggae(Funky jam Cookie mix)/Crunky Boy u gotta groove(Triple Mazin Dub)/DJ Mazinger tokai/performed by co-key DJ Mazinger Salamander Beat Crush mix/NITE SYSTEM LOVE SO GROOVY(Nite's After Luv mix)/NITE SYSTEM Acid Bomb/DJ FX
beatmania 3rdMIX life goes on/Quadra tribe groove/ nite system s.d.z/DJ Mazinger featuring Muhammad Queen's Jamaica/Crunky boy featuring Muhammad Attack the music/DJ FX
beatmania 4thMIX WEIGHTED ACTION/DEEP EMOTION DRUNK MONKY/DJ ODDBALL
beatmania CORE REMIX Beginning of life(THE GROUND PULSE MIX)/QUADRA Deep Clear Eyes(THE BLEEPING UP MIX)/QUADRA