特とく捜そう部ぶ

noun

special investigation department

Refers to a dedicated investigative unit, often within a police force or public prosecutor's office, tasked with handling major or complex cases.

• 特とく捜そう部ぶが大だい規き模ぼな贈ぞう収しゅう賄わい事じ件けんの捜そう査さを始はじめた。

  The special investigation department has begun investigating a large-scale bribery case.