His language was coarse, making people uncomfortable.

It is important to do the washing every day.

Arai is my friend.

Arai is my best friend.

He utilized his project management skills to start a new business.

His emotions were completely exposed.

I used dried small sardines to make delicious broth.

He is an excellent helmsman, who guided the ship safely to the harbor.

He thinks that war is a necessary evil.

Do you understand the necessity of this project?