Extreme noise artist Masonna (Maso Yamazaki) has been active at the forefront of Japanese underground since 1987. Mixing noise and vocals, Masonna had released over ten recordings by the late '90s, including Super Compact Disc and Ejaculation Generator on Japanese label Alchemy and Frequency LSD on Canada's Alien8 Recordings. He also recorded Christine 23 Onna in collaboration with Fusao, a member of Angel in Heavy Syrup. The moniker Masonna is an acronym for Mademoiselle Anne Sanglante Ou Notre Nymphomanie Aureole.