He is the adviser of our project.

This is our main goal.

He played a central role in the project.

The emperor stands at the highest position in the country.

The regent was the chief advisor to the emperor.

He was functioning as the regent of the country.

We are greatly honored to be able to hear the words of His Imperial Majesty.

Emperor penguins live in Antarctica.

Kujō Yoshitsune, the former Prime Minister and Regent of the Go-Kyogoku, played an important role in Japanese history.