This ancient document records the legend of the Kamimorogi.

A positive-semidefinite matrix is one of the important concepts in linear algebra.

He is studying the shape of a tetrahemihexahedron.

The semispinalis capitis muscle is a part of the neck muscles, helping to tilt the head backwards.

He injured his semitendinosus muscle.

He injured his semimembranosus muscle.

The semispinalis thoracis muscle is a deep muscle in the back that supports movement from the neck to the waist.

The semispinalis cervicis muscle is a part of the neck muscles, helping to pull the head back.

This model of the cubohemioctahedron is very beautiful, isn't it?

Learning about the history of Kamise Shichidai is very important for understanding ancient Japanese culture.