Keio University (慶應義塾大学, Keiō Gijuku Daigaku), abbreviated as Keio (慶應) or Keidai (慶大), is a private research university located in Minato, Tokyo, Japan. It is the oldest institute of western higher education in Japan. Its founder, Fukuzawa Yukichi, originally established it as a school for Western studies in 1858 in Edo.