Yep, it's simply the informal word for "foreigner". In theory there's a sense of "outsider", and that meaning is listed in the dictionary, but in practice one n

Yep, it's simply the informal word for "foreigner". In theory there's a sense of "outsider", and that meaning is listed in the dictionary, but in practice one never hears the word used in reference to a Japanese person who's an outsider in some other context.