Kajiya Kenji is an art historian who specializes in 20th-century art in the United States and Japan. He is a professor of representation studies at the University of Tokyo. He is the author of Emancipated Painting: Color Field Painting and 20th-Century American Culture (Tokyo: University of Tokyo Press, 2023), the editor of Usami Keiji: A Painter Resurrected (Tokyo: University of Tokyo Press, 2021), and the co-editor of From Postwar to Postmodern, Art in Japan 1945−1989: Primary Documents (New York: Museum of Modern Art, 2012) and 12-volume Selected Art Writings of Nakahara Yusuke (Tokyo and Yokohama: Gendai Kikakushitsu + BankART 1929, 2011-2024).