After Michitaka's death, Higashi Sanjoin owned all of the properties, but when she was going to die, she trasferred them to Michinaga, her brother, whom she helped, as his guardian, to become a powerful man in politics.
道隆の死後、東三条院が全てを所有していたが、死にあたって自らが後見して政界の実力者にした弟の道長に譲渡した。