This area is still undeveloped.

An emu is a large flightless bird.

This coffee contains sweetener.

He is passionate about his research in futurology.

He is interested in the study of futurology.

He decided to discard unnecessary things.

He settled the issue immediately.

Sumi cleaned the room neatly.

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

Learning about the history of Kamise Shichidai is very important for understanding ancient Japanese culture.