1.
government office, government agency, public authority
A general term for administrative offices of the national or local government. Often used to refer to government agencies collectively or to the buildings that house them.
Usage
A formal term used in news and official contexts. 官庁街 (government district) refers specifically to the Kasumigaseki area of Tokyo where most central government ministries are located. The compound 中央官庁 means central government agencies (ministries), while 地方官庁 refers to regional government offices.