He has been studying British Modernism, Welsh writing in English, and cultural criticism and theory in the 20th century (including, above all, Raymond Williams), and he is also making critical investigations into the cultures of neoliberalism and globalisation. His works include The Genealogy of the Country and the City (in Japanese, Minerva Shobo, 2013), and Critical Keywords: Reading Culture and Society (in Japanese, co-edited with Yasuo Kawabata and Takashi Onuki, Kenkyusha, 2013), and he has translated Raymond Williams's essays which have been included in Towards Common Culture: Cultural Studies, vol. 1, a Japanese edition of Williams's essays (edited by Yasuo Kawabata, Musuzu Shobo, 2013; vol. 2 to be issued in December 2015), and Tony Judt's Thinking the Twentieth Century (Misuzu Shobo, 2015) among many other books.