胸筋
  きょうきん
  noun (common) (futsuumeishi)
  nouns which may take the genitive case particle `no'
  pectoral (muscle)
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  頬筋
  きょうきん
  noun (common) (futsuumeishi)
  buccinator muscle
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  胸襟
  きょうきん
  noun (common) (futsuumeishi)
  one's heart
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