"Chinese figure of a deity," 1711, from Chinese Pidgin English, from Javanese dejos, a word formed 16c. from Portuguese deus "god," from Latin deus (see Zeus). Colloquially, it came to mean "luck." Joss-stick "Chinese incense" first recorded 1831. http://www.etymonline.com/index.php?term=joss
In the book, "Noble House", by James Clavell, it is used quite often. The book has its setting in Hong Kong. If you read his book "Shogun", you'll like "Noble House".