A person from a foreign country; an outsider or foreigner.
港町には昔から多くの異国人が行き交っている。
Since long ago, many foreigners have come and gone in the port town.
異国人との交流を通して文化理解が深まった。
Cultural understanding deepened through exchange with foreigners.
その村では異国人が珍しく、みんな興味を持って話しかけた。
In that village, foreigners were rare and everyone spoke to them with interest.