naval district; naval station
Historical term for an administrative and operational district of the Imperial Japanese Navy, including its headquarters and facilities.
The Yokosuka Naval District was established in the Meiji period.
The commander-in-chief of the naval district directed the fleet.
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 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.