Reportedly, Eikoin changed internal affairs of ooku that had been established by Kasuga no tsubone after the simple and sturdy spirit of the samurai into the ornate and luxurious way of court nobles in Kyoto.
また、春日局が築き上げた質実剛健な武家風の奥向きを、永光院は華美で豪奢な京都の公家風に改めていったという。