He inserted his finger into the anus.

The buttonhole of my shirt has torn.

He found a small animal's burrow in the forest.

The six holes of the human body play a very important role.

Mr. Anakubo is my friend.

He used his knowledge of pressure points to alleviate my headache.

He accurately understood the location of the pressure points.

This giant's kettle was formed during the Ice Age.

It seems that the mortise of this old furniture is loose.

As a carpenter, he has mastered the technique of making mortises.