However, Michimasa, who secretly had an affair with Imperial Princess Toshi, who had been back in Kyoto by September of this year after having served as Saigu (Ise-jingu Shrine maiden), infuriated Emperor Sanjyo, her father, and was repudiated by the Emperor.
しかし、同年九月に斎宮を退下し帰京した当子内親王と密通し、これを知った内親王の父三条天皇の怒りに触れて、勅勘を被った。