We had to undergo a two-week quarantine due to the coronavirus.

We have to quarantine at home for two weeks to prevent the spread of the new coronavirus.

This city is always full of noise.

I moved to the mountains to escape the noise of this city.

He is a famous architect.

Kenzo is my best friend.

The length of this room is three honma.

We have a watchdog at our house, protecting our safety at night.

In Greek mythology, Cerberus, who appears, is said to be a three-headed dog guarding the gates of hell.

We decided to explore the unknown forest.