The distinction between Imperial Palace and Fuchu

Japanese: 宮中・府中の別 - きゅうちゅうふちゅうのべつ

...The Minister of the Imperial Household, who was in charge of court affairs, was treated on the same level as the Minister in charge of national affairs under the Grand Minister of State. In 1879, Ito Hirobumi and others abolished the position of Samurai Assistant, which had been established in the Imperial Household Ministry in 1877 as a close aide to the Emperor, on the grounds that it was disrupting the distinction between the Imperial Court and the Ministry of State, and the principle that councilors should not serve as Minister of the Imperial Household was asserted. The abolition of the Dajokan system in 1885 and the establishment of the Cabinet system clarified the distinction between the Imperial Court and the Ministry of State, and the Minister of the Imperial Household was considered to be outside the Cabinet. ...

From the Imperial Household Ministry

…In the 1869 (Meiji 2) government system, it was established as one of the ministries of the Dajokan system, based on the Taiho Code. When the Dajokan system was abolished in 1885 and the Cabinet system was established, the Minister of the Imperial Household was appointed instead of the Minister of the Imperial Household, but due to the different principles of the Imperial Court and the Cabinet, the Minister of the Imperial Household did not belong to the Cabinet. In addition, the Minister of the Interior and the Imperial Court Advisors were also appointed to the Imperial Court. …

*Some of the terminology explanations that refer to the distinction between Imperial Court and Fuchu are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…そして，宮廷事務を担当する宮内卿は，太政大臣のもとで国政担当の卿と同列に扱われていた。また1879年に伊藤博文らは，宮中･府中の別を乱すという理由で，77年より宮内省に設けられた天皇側近の職である侍補等を廃止したり，あるいは参議が宮内卿を兼任しないという原則が主張されたりした。85年の太政官制の廃止，内閣制の創設は，制度的に宮中･府中の別を明確にし，宮内大臣は内閣の外にあるものとされた。…