When Did Toshi Ichiyanagi Die?

Toshi Ichiyanagi was a Japanese avant-garde composer and pianist. One of the leading composers in Japan during the postwar era, Ichiyanagi worked in a range of genres, composing Western-style operas and orchestral and chamber works, as well as compositions using traditional Japanese instruments. Ichiyanagi is known for incorporating avant-garde techniques into his works, such as chance music, extended technique, and nontraditional scoring.