He is interested in the study of futurology.

Earthquakes, thunder, fires, and fathers are what people fear the most.

The volcano erupted.

How long did you wait?

He is playing the character of Bun.

I want to go to California.

The bat-eared fox is known primarily for eating insects.

The population density of this area is very high.

A muon is a type of elementary particle that carries a negative charge, just like an electron.

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