In and after the mid Heian period, ryoji started to cover documents issued by other imperial families (nyoin (a close female relative of the Emperor or a woman of comparable standing), Princesses, and Shoo (princes who didn't receive any proclamation to be an Imperial Prince) in addition to princes and sango.
平安時代中期以降は、皇太子・三后以外の皇族（女院・親王・諸王）のものも令旨と呼ばれるようになった。