Top 10 Biggest Cities in Japan 2020

Top 10 Biggest Cities in the Most Modern Country in the World 2019 Tokyo is the biggest and richest city in the world with a population of 37 million and GDP of $1.8 Trillion. The next cities are Yokohama, Osaka, Nagoya, Sapporo, Kobe, Fukuoka, Kyoto, Kawasaki and Saitama.