county office; county government office
Historical term for the administrative office of a county (郡) in pre-1926 Japan. No longer used in modern local government.
In the Meiji period, a county office was established in each county.
Town hall for a town (町), a current administrative office, unlike the obsolete county office.
Compound of 郡 (ぐん, 'county') and 役所 (やくしょ, 'government office'). The term fell out of use after the abolition of the county as an administrative unit in the 1920s.