He is studying the history of crossing the sea from a foreign country.

This piece of art was brought over from China.

Calculating vectors is an important part of mathematics.

Torao is my best friend.

Sashi is my best friend.

My computer froze, so I have to reset it.

The computer froze, so I reset it.

He picked up the book and started reading.

Torii is my best friend.

He loves battle games.