Archi is a part of ancient architecture.

He obtained a copy of his family register at the city hall.

It grew as splendidly as a bulrush.

He is suffering from acquired immune deficiency syndrome (AIDS).

When I opened the fortune cookie, there was an interesting phrase written inside.

The United Nations Security Council plays a crucial role in maintaining world peace and security.

He has wanted to become a superhero since he was a child.

This mutetrahedron has a very unusual shape.

This is a model of a mutetrahedron.

Fumiko wrote him a letter.