Tokyo Japan Population 2024. Population pyramid, age structure, sex ratio (males to females), life expectancy, dependency ratio of japan. The prefecture has grown into one of the world’s megacities and is home to around 13.5 million people, making up over 10 percent of the nation’s total population.

Recent population estimates for tokyo hold that around 8.3 million people live just within the city’s traditional boundaries. The un estimates the july 1, 2024 population at 123,753,041.