The Korean manual alphabet is used by the Deaf in South Korea who speak Korean Sign Language. It is a one-handed alphabet that mimics the shapes of the letters in hangul, and is used when signing Korean as well as being integrated into KSL.
^a Sign-language names reflect the region of origin. Natural sign languages are not related to the spoken language used in the same region. For example, French Sign Language originated in France, but is not related to French. Conversely, ASL and BSL both originated in English-speaking countries but are not related to each other; ASL however is related to French Sign Language.
^b Denotes the number (if known) of languages within the family. No further information is given on these languages.