The University of Tsukuba (筑波大学, Tsukuba daigaku) is a national research university located in Tsukuba, Ibaraki, Japan. The university has 28 college clusters and schools with around 16,500 students (as of 2014). The main Tsukuba campus covers an area of 258 hectares (636 acres), making it the second largest single campus in Japan.The university has a branch campus is in Bunkyo-ku, Tokyo, offering graduate programs for working adults in the capital and managing K-12 schools in Tokyo that are attached to the university. Three Nobel Prize laurates have taught at the university, Leo Esaki, Hideki Shirakawa and Sin-Itiro Tomonaga. Apart from them, Satoshi Ōmura studied as an audit student. Source: Wikipedia (en)