The reason why Japan is considered to be an aging society is that it has a. high life expectancy.
<h3>Why is Japan's population aging?</h3>
Japan is one of the most developed countries in the world which has allowed its citizens to live longer.
As a result of this high life expectancy, there are many old people in Japan which is why it is considered to be an aging society.
Options for this question include:
a. high life expectancy
b. low birth rate
c. high fertility rate
d. low immigration rate
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