特とく別べつ捜そう査さ本ほん部ぶ

noun

special investigation headquarters

Refers to a temporary task force or headquarters set up by police or prosecutors for a specific high-profile case.

• 警けい察さつは殺さつ人じん事じ件けんのため特とく別べつ捜そう査さ本ほん部ぶを設せっ置ちした。

  The police set up a special investigation headquarters for the murder case.