In the Edo period, Suino oversaw the jigenin (court officials who were not allowed access to the palace) of Kurodogata (another name for Kurododokoro), and as Jigekekanjin (officials came from the families which were not allowed to enter the palace), he was called 'Saikanjin' along with Kyokumu (the chief secretary) of Benkankyoku (Controllers' Office) and Kanmu (chief secretary) of Daijokan (Grand Council of State).
江戸時代には蔵人方地下人を統括して地下家官人としては、弁官局局務・太政官官務とともに「催官人」と呼ばれた。