He was the one who set fire to this project.

His role is to fulfill his responsibilities as a leader.

He is an executive at the company.

My father has been suffering from sciatica for a long time.

This road is a dead end.

I commute to work every day using public transportation.

I went to the station through the underground passageway.

Rei is a very clever child.

Ryo is always clear-hearted and sincere.

Like his name, Ryo, he has the strength to endure hardships.