KYODO — Jakarta ranked as the world's largest city with 41.9 million inhabitants followed by Dhaka, while Tokyo slipped to third against the backdrop of population growth in the developing nations and Japan's greying society, a recent United Nations (UN) report on urbanisation prospects shows.
TBH the distinction is meaningless when different cities are so close together that you can’t tell exactly in which one you are at any given time.
Brooklyn originally wasn’t technically part of New York.
The main indicator you’re in a different city in Tokyo are the signs that public smoking is banned in the city you just arrived at. Everything else is basically the same.