noun
Board of Chamberlains
Official title for the department within the Imperial Household Agency that attends to the Emperor and Empress.
侍従職は宮内庁の一部門です。
The Board of Chamberlains is a department of the Imperial Household Agency.
宮内庁 is the overarching Imperial Household Agency; 侍従職 is one of its internal departments.
Compound of 侍従 (chamberlain) and 職 (office, post). The term is a formal title for the board within the Imperial Household Agency.