naval district; naval station
Historical term for an administrative and operational district of the Imperial Japanese Navy, including its headquarters and facilities.
military base (for suppressing Emishi)
Historical term for a military base in ancient Japan, specifically established to subdue the Emishi people in the northeastern regions.
See also: 蝦夷
The Yokosuka Naval District was established in the Meiji period.
The commander-in-chief of the naval district directed the fleet.
The ancient military base was a stronghold for the subjugation of the Emishi.
Compound of 鎮守 (chinju, 'garrison, defense') and 府 (fu, 'government office, administrative center'). The term was used in two distinct historical contexts: ancient military bases against the Emishi, and later Imperial Japanese Navy districts.