See also: こくちょう

Japanese

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For pronunciation and definitions of コクチョウ – see the following entry.
黒鳥こくちょう
[noun] [from 1179] (archaic, literal) a black-feathered bird
[noun] [from ???] a black swan, specifically Cygnus atratus
(This term, コクチョウ, is the katakana spelling of the above term.)