He is unsociable, so he doesn't participate in parties much.

The subscription fee for this magazine is 1000 yen per month.

These vectors are orthogonal.

These lines intersect orthogonally.

He has a collection of old banknotes.

Spectroscopy is an important means of investigating the properties of matter.

We live in social housing.

He works at a public enterprise.

Japan is a constitutional state, and all people are equal under the law.

How much is the toll for the highway?