Klaus Huber
Hosokawa was born in Hiroshima. He first studied piano and composition in Tokyo, then from 1976 with Yun Isang at the Berlin University of the Arts. From 1983 to 1986, he studied with Klaus Huber and Brian Ferneyhough at the Hochschule für Musik Freiburg. In 1980, he first took part in the Darmstädter Ferienkurse, including the performance of his compositions. He lectured there regularly beginning in 1990. In the following years, he became known internationally and received several commissions.