noun
Home Ministry Police Affairs Bureau (1876-1947)
Historical term for a bureau within the pre-war Home Ministry that oversaw police administration.
See also: 警保局
内務省警保局は戦前の警察行政を統括していた。
The Home Ministry Police Affairs Bureau oversaw police administration before the war.
警保局 is a shorter reference to the same bureau, often used in historical contexts.
Compound of 内務省 (Home Ministry), 警保 (police affairs), and 局 (bureau). The term refers to a specific historical organization.