It is different - not as good. Only with their last name. When shopping keep in mind that most of the time tax is not included in the price. It is added at the time of purchase. Taxis are hard to get in America.
Public telephones are many times hard to find.
If there is a paper toilet seat cover use it. If not, wipe the seat before you sit down. Don't use toilets in train stations or subways unless it is an emergency. They are usually very dirty and sometimes dangerous. Now days many people think that all Japanese are rich.