In the Empire of Japan during the Meiji period, the position of Naidaijin was an office of the imperial court and, not being a part of the cabinet, the Naidaijin was not one of the Ministers of Internal Affairs; a member of the Office of the Inner Minister, the holder of this post was always at the emperor's side to offer him counsel, managed the Seal of the State and the Imperial Seal, and handled imperial edicts.
内大臣（ないだいじん）は、明治の大日本帝国においては宮中の役職で、内閣には加わらず、国務大臣には含まれず、内大臣府にあって天皇の側近として常時天皇を輔弼し、国璽･御璽の管理や詔書の事務を扱った。