noun
prosecutor's office; public prosecutor's office
Refers to the office or bureau of a public prosecutor in Japan. Often used in legal and news contexts.
事件は検事局に送られた。
The case was sent to the prosecutor's office.
検事局は彼を起訴した。
The prosecutor's office indicted him.
検事 is a public prosecutor (person), while 検事局 is the office or bureau where they work.
Compound of 検事 (prosecutor) and 局 (office/bureau).