The Heian period was a time when Japanese culture developed greatly.

He worked hard to accomplish his goals.

His role is the team leader.

This policy is necessary to stimulate the economy.

The court nobles play an important role in the world of politics.

In the Heian period, the court nobles played a crucial role in determining the country's policies.

The position of a court noble is a very honorable one.

The position of a court noble is a very honorable one.

The position of a court noble is a very honorable one.

Health is very important.