Kageichi is my best friend.

He always keeps in mind the phrase 'If one learns without thinking, it is a waste.'

In linear algebra, the upper triangular matrix plays a very important role.

This handover is our new project.

His efforts finally brought about a spectacular result.

He is doing special exercises to strengthen his supraspinatus muscle.

By training the superior oblique muscle, there is a possibility that your eyesight can be improved.

He is doing special exercises to strengthen his superior rectus muscle.

The superior gemellus muscle is a part of the human body, mainly supporting movements from the waist to the knee.

Water training on the tatami is a traditional Japanese practice method.