After the Retired Emperor Saga passed away, Reizeiin turned out to be the Imperial Palace for Empress TACHIBANA no Kachiko, the Retired Emperor Saga's wife; Emperor Yozei and Emperor Reizei also used Reizeiin as an Imperial Palace after that.
嵯峨上皇没後はその皇后橘嘉智子の御所となり、その後も陽成天皇・冷泉天皇などが御所として居住した。