暗あん部ぶ

noun, noun which may take the genitive case particle 'no'

dark side; hidden side; underbelly

Refers to the hidden, often negative or problematic aspects of something, such as a town, organization, or human nature. Used in both literal and figurative contexts.

• この街まちの暗あん部ぶを暴あばくドキュメンタリーが話わ題だいになった。

  A documentary exposing the dark side of this town became a hot topic.

• 彼かれは人にん間げんの心こころの暗あん部ぶを描えがく作さっ家かとして知しられている。

  He is known as a writer who depicts the dark side of the human heart.