He is using binoculars to observe birds.

My friend has twin brothers.

His swordsmanship can be called true unparalleled.

This beautiful twin crystal is one of the wonders of nature.

This two-way communication system can send and receive data.

Let's roll the dice and decide the next action.

His hobby is collecting curios.

I buy foodstuff at the supermarket every week.

We respect Japanese culture.

We are going on a trip tomorrow.