is a form of

Morse code Morse code is a method used in telecommunication to encode text characters as standardized sequences of two different signal durations, called ''dots'' and ''dashes'', or ''dits'' and ''dahs''. Morse code is named after Samuel Morse, one of ...

used to send

Japanese language is spoken natively by about 128 million people, primarily by Japanese people and primarily in Japan, the only country where it is the national language. Japanese belongs to the Japonic or Japanese- Ryukyuan language family. There have been ma ...

kana The term may refer to a number of syllabaries used to write Japanese phonological units, morae. Such syllabaries include (1) the original kana, or , which were Chinese characters (kanji) used phonetically to transcribe Japanese, the most pr ...

characters. Unlike

International Morse Code Morse code is a method used in telecommunication to encode text characters as standardized sequences of two different signal durations, called ''dots'' and ''dashes'', or ''dits'' and ''dahs''. Morse code is named after Samuel Morse, one of ...

, which represents letters of the

Latin script The Latin script, also known as Roman script, is an alphabetic writing system based on the letters of the classical Latin alphabet, derived from a form of the Greek alphabet which was in use in the ancient Greek city of Cumae, in southern Italy ...

, in Wabun each symbol represents a Japanese

. For this reason, Wabun code is also sometimes called Kana code. When Wabun code is intermixed with International Morse code, the

prosign Procedural signs or prosigns are shorthand signals used in Morse code radio telegraphy procedure, for the purpose of simplifying and standardizing radio communication protocol. They are separate from Morse code abbreviations, which consist mainly ...

DO () is used to announce the beginning of Wabun, and the prosign SN () is used to announce the return to International Code.

Chart

Kana in Iroha order.

Expanded chart

References

External links

CW WabunThe Codebreakers: The Comprehensive History of Secret Communication from Ancient Times to the InternetCode Breaking in the PacificKatakana Man, The Most Secret of all Allied Operations in World War II in the Pacific
{{Morse code Encodings of Japanese Morse code ja:モールス符号#和文モールス符号