In short:
Asia is home to nine of the world’s 10 most populous cities in 2025, according to the United Nations.
A new report identifies Jakarta, with 42 million residents, as having the largest population globally.
Tokyo had long held the title as the world’s largest city, but its population growth has stagnated.



Tokyo just needs to annex a few surrounding cities to keep up.
Meanwhile, China has 10 cities with over 10M people and another 150 with over 1M.