闇やみ屋や

noun

black marketeer; black market trader

Refers to a person who deals in illegal or rationed goods on the black market. Often associated with post-war or wartime contexts, but can be used for any underground trader.

• 戦せん後ご、多おおくの闇やみ屋やが物ぶっ資しを高たか値ねで売うっていた。

  After the war, many black marketeers sold goods at high prices.

• 彼かれは表おもて向むきは商しょう人にんだが、実じつは闇やみ屋やだという噂うわさだ。

  He is ostensibly a merchant, but rumor has it he's actually a black market trader.