Nagoya is the largest city in the Chūbu region of Japan. It is the fourth-most populous city in Japan, with a population of 2.3 million in 2020, and the principal city of the Chūkyō metropolitan area, which is the third-most populous metropolitan area in Japan with a population of 10.11 million. Located on the Pacific coast in central Honshu, it is the capital and most populous city of Aichi Prefecture, with the Port of Nagoya being Japan's largest seaport.