Seiji, started in music as a classically trained cellist, but in the early 1990s he discovered Hardcore, Jungle and later US House music and began producing a few years later. His first releases came out through the seminal Jungle/Drum & Bass label, Reinforced, culminating in an album with his production partner at the time, G-Force. The G-Force & Seiji album, Just Another Number. At the same time Seiji started collaborating with Orin Walters (Afronaught) and together they formed Bugz in the Attic which grew into a collective of 8 individuals based in West London.