一いっ騎き打うち

noun, noun or participle which takes 'suru', intransitive verb

single combat; duel; one-on-one fight

Refers to a fight between two individuals, often in a historical or martial context. Can be used literally or figuratively for any head-to-head confrontation.

• 戦せん国ごく時じ代だい、武ぶ将しょう同どう士しの一いっ騎き打うちがよく行おこなわれた。

  In the Warring States period, single combats between warlords were common.