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

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

Mr. Anakubo is my friend.

I found a common rabbit in the park.

He was observing the outside through the peephole in the door.

He was so ashamed of his failure that he wished he could crawl into a hole.

He inserted his finger into the anus.

The Oniwaban was in charge of information gathering and security during the Edo period.

They appear to be antagonistic on the surface, but in reality, they are seemingly not part of the same group.

He started studying the day before the exam, which was exactly a case of failing to make a timed preparation.