The ruins from the Kofun Period are important for a deep understanding of Japanese history.

The Ashikaga era is a part of Japanese history.

The Asuka Period is a part of Japanese history, a time when culture and arts greatly developed.

The Muromachi period is a part of Japanese history, a time when many cultural changes occurred.

The Kamakura period was a very important time in Japanese history.

The interior of this room is very beautiful.

Let's go to see a movie together.

I will turn twenty years old next year.

Our project is scheduled to be completed on the twentieth day of the month.

There is a two-story house.