The population of Japan is decreasing.

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

Please take this medicine one sho at a time.

This job is a little more difficult than I thought.

This music is being played at a volume of 80 phons.

In organic chemistry, sulfone is an important compound.

𛀞 is one of the syllables in Japanese.

In that case, let's take the next train.

Her eyelids are very beautiful.

The saw-edged perch is a type of delicious fish.