The Sengoku period is a part of Japanese history.

In the Warring States period, pages played an important role as close aides to warlords.

He is known as a close aide to the Prime Minister.

He gave a presentation about his favorite general in history class.

He worked hard to accomplish his goals.

The Warring States period is a part of Japanese history.

His role is the team leader.

Health is very important.

His opinion is very important.

Living in this age is very exciting.