ICU is unique for being a fully bilingual campus, the classes are held in either English or Japanese, with all faculty required to have strong command in both languages. The university named by "Forbes" as a top 10 liberal arts college in Asia and ranks as the best Japanese private university by 2020 "Times Higher Education Japan University Rankings". Its notable alumni include Princess Mako of Akishino, Princess Kako of Akishino, President and CEO of Sony, Kaz Hirai, and U.S. Senator, Jay Rockefeller.