In most bathrooms or toilet rooms, there will be slippers inside. These are to be used in this room only.
When sitting down at restaurant table and having drinks, never pour your own drink. Usually the person nearest you will pour your drink and then you do same for them. It is custom to do.
In Japan, when you are invited for dinner as the guest, your host will take care of all expenses!
(business matters) It can get quite expensive too!
When a foreigner is invited to home of a Japanese person, you are considered to be close friend! Bring gift and present to your host. I have been invited to many homes of friends and really enjoy my time spent with my host's! I also observe how life is or what a typical day/routine is for my Japanese friends.
When entering and exiting taxi's, do not open or close doors. The taxi driver will do automatically.
