Ryoko were under the control of Shoryoryo (the Bureau of Imperial Mausolea) (or Shoryoji), and Kanko and Kunuhi were under the control of Yakko-no-tsukasa (director in charge of registers of male and female public slaves, and their allotment lands), later Tonomori-no-tsukasa (Bureau of Household).
陵戸は諸陵寮(諸陵司)､官戸と官奴婢は官奴司のちに主殿寮が管轄した。