What is the best university in Japan?

According to the 2023 QS World University Rankings, the best university in Japan is the University of Tokyo. It is a public research university located in Tokyo, Japan. The university was established in 1886 and is one of the most prestigious universities in the country. The University of Tokyo offers a wide range of undergraduate and graduate programs in various fields, including engineering, science, medicine, and law. The university is known for its high academic standards and its commitment to research. The University of Tokyo has produced numerous notable alumni, including several prime ministers of Japan and Nobel laureates.