If someone knocks on your door and requests the use of your toilet, you must allow them access

A pregnant woman may relieve herself anywhere she likes, including (if she requests) in a policeman’s helmet.

It is illegal to flush the toilet after 10 P.M. if you live in an apartment.

Public restrooms must be supplied with toilet paper.

While riding in an elevator, one must talk to no one, and fold his hands while looking toward the door.

It is against the law to not flush the toilet after using it. Special police randomly check on public restrooms and violators are publicly caned.