This device is used in the bathroom to shoot coffee up into your rectum and colon via the anus, with claims that the coffee can be used to clean out your digestive system.

and colon via the anus,

A man will wipe your anus for you sir,

The digestion of food in humans takes place in the alimentary canal, which is a long tube extending from the mouth to the anus.

The different parts of the alimentary canal are buccal cavity, food pipe or oesophagus, stomach, small intestine, large intestine and anus.

through an opening called the anus

the waste products are expelled at the anus.

But the anus not only serves this purpose;

Taking your phone or a book to the bathroom just encourages you to stay in there longer, which, again, leads back to straining and putting excess pressure on your rectum and anus.

and putting excess pressure on your rectum and anus.

whatever, lots of stuff comes in and out of there), and also the anus. The sensitive little

Leave the anus...

There is also the anus region.

It would go out of the body through anus

And from there it comes out of body through anus