Kaju-ji Temple became a Monzeki Temple during the period of the Northern and Southern Courts after Cloistered Imperial Prince Kanin (1309-1376), the seventh son of Emperor Gofushimi, became the 15th Chori, and the temple was served by Cloistered Imperial Princes or priestly Imperial Princes until the end of the Edo period.
南北朝時代、後伏見天皇第7皇子の寛胤法親王（1309-1376）が15世長吏となって以来、勧修寺は宮門跡寺院となり、幕末まで法親王ないし入道親王が入寺した。