Population is a term used to describe the number of people living in a particular area. Population can be measured at the local, regional, national, or global level. The world population is currently estimated to be around 7.7 billion people. The population is growing rapidly, and it is expected to reach 9.7 billion people by 2050.
In summary, Japan is a country with a population of over 126 million people. Population is a term used to describe the number of people living in a particular area. The world population is currently estimated to be around 7.7 billion people.