His cake was a perfect circle.

This round table fits perfectly in the center of the room.

This plan was perfectly successful.

This project has been completed in its entirety.

He drew a perfect circle on the blackboard.

His story is entirely like a novel.

This round shape represents a perfect circle.

He spent the whole day trying to solve the problem.

My father is the captain of the 'Hamabe-maru'.

Mr. Maru is my best friend.