He gripped the control stick and piloted the plane.

The thirteenth day of the month is my birthday.

The 24-cell is one of the convex regular polytopes in four dimensions.

He found a regular dodecahedron-shaped spicy cod roe.

He made a model of a regular icosahedron.

He made the project a success by exerting himself to the utmost.

Spray drying is a method of dispersing a liquid into fine particles and drying them.

My younger sister is very smart.

I live in Aichi Prefecture.

This coffee is warm, isn't it?