This page is hosted by the Public Relations Office of the Government of Japan in order to introduce the country's cutting-edge solutions to various global issues. As of , there were 86 national universities (国立大学, kokuritsu daigaku), 95 public universities and private universities in Japan. National universities. 16 Dec Sleeping in public is especially prevalent on commuter trains, no matter how crowded, in Japan. It helps that the country has a very low crime.