Keiji Haino (灰野敬二) born 1952 in Chiba, Japan, and currently residing in Tokyo, is a Japanese musician whose work has included rock, free improvisation, noise, singer-songwriter, solo percussion, psychedelic, minimalism and drone styles, and covers. He has been active since the 1970s and continues to record regularly and in new styles. His main instruments of choice have been guitar and vocals, with many other instruments and approaches incorporated into his career’s work.