Yoko Ono's ex-husband, avant-garde pioneer composer Ichiyanagi, dies at 89
Avant-garde pianist and composer Toshi Ichiyanagi, who studied with John Cage and went on to lead Japan’s advances in experimental modern music, has died. He was 89. Ichiyanagi, who was married to Yoko Ono before she married John Lennon, died Friday, according to the Kanagawa Arts Foundation, where Ichiyanagi had…