My grandfather used to till his privately-owned rice field.

Using the private railway makes commuting very convenient.

We respect Japanese culture.

We are going on a trip tomorrow.

He holds a personal grudge against me.

The Oniwaban was in charge of information gathering and security during the Edo period.

The sea otter is a rare animal, and its ecology is not well known.

The sea otter is a very rare animal.

A sea otter is a very cute animal that lives in the sea.

In the old days, people were moved by the strength and beauty of the sea lion.