Etymograph

English

koka

Koka comes from Japanese 効果 ‘koka, points or the judge call to the points…’.

  1. Japanesemodern効果kōka‘koka, points or the judge call to the points in the match of Japanese martial art of…’
  2. Englishearliest quotation 1978koka

attested reconstructed ? uncertain or disputed

Lineage

  1. Japanesemodern効果kōka‘koka, points or the judge call to the points in the match of Japanese martial art of…’
  2. Englishearliest quotation 1978koka

Earliest quotation: 1978, AAU Official Rules, Judo: “The referee shall announce "koka" (almost yuko) when in…”

Today it means

noun The smallest technical score that can be awarded in a judo competition.

Language periods are conventional ranges, not dates for this word.

Etymograph / Japanese 効果 / koka