Asuna is my best friend.

You shouldn't laugh at his failure, because misfortunes can happen to anyone.

My airmail is scheduled to arrive tomorrow.

I use this regular service every week.

I am suffering from constipation.

This 便覽 explains the old history of Japan in detail.

We returned home on the last flight.

I sent the documents by mail.

If you take this medicine, you will have defecation without difficulty.

He tried to take advantage of my success to gain his own benefits.