National Taiwan University (NTU; 國立臺灣大學) is a national co-educational university located in Taipei, Republic of China (Taiwan). In Taiwan, it is colloquially known as "Táidà" (台大). Its main campus is set upon 1,086,167 square meters in Taipei's Da'an District. In addition, the university has 6 other campuses in Taiwan, occupying a total of 345,830,000 square meters. Currently the University consists of 11 colleges, 54 departments, 96 graduate institutes and 4 research centers and offers diplomas in over 100 fields of study. NTU is a top-ranked university in Taiwan and placed among the best 95 universities in the world by several well-reputed rankings (HEEACT, THE-QS World University Rankings 2009, Global University Ranking 2009, Webometrics Ranking of World Universities). In 2010, it was ranked 94th in the world by QS World University Rankings. NTU was founded in 1928 by the Japanese during the Japanese colonial era and was then known as the Taihoku (Taipei) Imperial University.