He drew a small circle on the notebook.

Please teach me how to draw the circumcircle of this triangle.

Let's calculate the radius of the incircle of this triangle.

This old science book explains the concept of circular current in detail.

En'i is the religious name of Saigyō.

He fired a round shot from the cannon.

Due to the cheap yen, exports have increased.

He drew a perfect circle on the blackboard.

I purchased this building in yen.

Following the teachings of Buddhism, he reached the state of perfect enlightenment.