Introduction:Keio University is a private university in Japan, headquartered in Tokyo(15-45 3-chome, Mita, Minato-ku, Tokyo, 108-8345, Japan). It was established in 1920. Abbreviation of Keio University is Keio or Keidai. The portrait of the founder of Fukuzawa Yukichi is 10,000 yen note surface has also been adopted, very famous !