Hikari is my best friend.

His eyes were gleaming.

Hikari is my best friend.

On nights when the moon shines brightly, I feel special.

Their wedding ceremony ended in perfect harmony.

Their married life is harmonious.

Mr. Chayuan is my best friend.

He bought a new music disc.

This elliptical window is a characteristic part of the building.

Let's calculate the circumscribed circle of this triangle.