公役
  こうえき
  noun (common) (futsuumeishi)
  public service
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  交易
  こうえき
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  trade
  commerce
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  公益
  こうえき
  noun (common) (futsuumeishi)
  nouns which may take the genitive case particle `no'
  public
  public good
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