Közi (born May 29, 1972 in Niigata, Japan) is a Japanese musician, guitarist, singer-songwriter, DJ, and solo artist. He is best known as the guitarist and former member of MALICE MIZER. Közi's career began in 1989, when he went to Tokyo, with the band Beyond The Reinsight. Information about this band is very scarce. In 1991 he joined 摩天楼(Matenrou) with future MALICE MIZER member Mana and released two demo tapes.