Hosomi Kazuyuki was born in Sasayama, Hyōgo Prefecture, Japan, in 1962 and graduated from Osaka Bunkaku School. Hosomi received his Ph.D. degree from Osaka University and served as an assistant professor at Osaka University and as a professor at Osaka Prefecture University. Hosomi has been a professor at Kyoto University Graduate School of Human and Environmental Studies since April 2016. His primary areas of research are the Frankfurt School with a focus on Adorno and Benjamin, and 20th-century Jewish history, including the Holocaust.