This painting is a masterpiece from the Renaissance era.

Zero is used to represent absolute zero.

This mutetrahedron plays a very important role in the world of mathematics.

He lowered his head and greeted.

Her dress was a beautiful indigo color.

He is really a 'cool' person.

Suzuran is my best friend.

I was born and raised in Kakamigahara City.

This mutetrahedron has a very unusual shape.

This is a model of a mutetrahedron.