CJKV{CJK} plus {Vietnamese}. Vietnamese, like the other three CJK languages, requires 16-bit {character encodings} but it does not use {Han characters}. ["CJKV Information Processing: Chinese, Japanese, Korean & Vietnamese Computing", Ken Lunde, pub. O'Reilly 1998, {(http://www.oreilly.com/catalog/cjkvinfo/)}]. (2001-03-18)