In Japan, the is a special military official whose primary duties are to report military affairs to the Emperor and act as a close attendant (chamberlain). From 1896 through to 1945, a small number of army and naval aides-de-camp were supplied to the Emperor due to his increased status and the risks to him during wartime.
An excerpt from the :
Aides-de-camp to the Emperor will perform attendant duties and will relay to him military matters and orders, be present at military reviews and accompanying him to formal ceremonies and interviews.
Moreover, to the Crown Prince, the Imperial Family, and the mediatizedKorean royal family (, the former Koreanimperial family), aides-de-camp were also provided. The military officers serving the Oukouzoku wore silver aiguillettes over their uniform.