He is deeply interested in the teachings of Mahayana Buddhism.

It is said that an old king used to live in this castle.

He is tall in stature.

Jyoutarou ate yakiniku with his friends.

The protagonist of this novel is a character who unlocks the lock of the key.

A positive-definite matrix is an important concept in linear algebra.

There are times when we perform calculations with the haversine in trigonometry.

He drew an equilateral triangle shape.

He is an expert in orthoepy, teaching pronunciation.

He made a model of a regular tetrahedron.