A vital part of the '90s visual kei scene, J-rockers Penicillin outlived the style they helped to promote, keeping up a steady flow of releases despite changing labels more often than Deep Purple changed vocalists. Penicillin were formed in 1992 by several university students in Kanagawa, and for a while their lineup even included the guitarist Shaisuke, later of another group of visual kei biggies, Baiser. But in the end Penicillin stabilized as a quartet made up of Hakuei (vocals), Gisho (bass), O-jiro (drums), and Chisato (guitar). They debuted in 1994 with the EP Penicilli...