Recently, he has an inclination towards a healthy diet.

The population is coming down.

The population is rapidly decreasing.

The population of Japan is decreasing.

I live in Japan.

Ancient Japan was a place where beautiful nature and culture merged.

I love Japan.

Demography is a branch of social science that studies the structure, distribution, and changes in human population.

Tokyo is the city with the highest population density in Japan.

Demography is a part of social science that studies the structure, evolution, and problems of human population.