noun
Naval General Staff
Refers specifically to the Imperial Japanese Navy's Naval General Staff (軍令部), the highest command organ responsible for naval operations and planning, distinct from the Navy Ministry (海軍省) which handled administration.
軍令部は作戦計画を立案した。
The Naval General Staff drew up the operational plans.
彼は軍令部総長に任命された。
He was appointed Chief of the Naval General Staff.
参謀本部 was the Imperial Japanese Army's equivalent General Staff Office, whereas 軍令部 was the navy's counterpart.
Compound of 軍令 (military command) and 部 (department, staff). The term was used for the Imperial Japanese Navy's Naval General Staff, established in the late 19th century and modeled after Western naval staff systems.