This park was completely artificially made.

Artificial intelligence will be at the center of future technology.

This park has a man-made lake.

The population of Japan is decreasing.

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

Kamakura Udaijin is the courtesy name of Minamoto no Sanetomo.

We camped in a densely wooded area.

Regardless of her age, she makes a point of doing moderate exercise to maintain her bone density.

Mizuna has a heart as pure as sea sand.

I used fresh mizuna for today's salad.