Emperor Go-Sanjō
22 May 1068 (Jiryaku 4, 19th day of the 4th month): In the 4th year of Emperor Go-Reizei's reign, he died at age 44; and the succession (senso) was received by a his son.  Soon after, Emperor Go-Sanjo accepted the monarch's role and duties and powers  (sokui).  This was confirmed in ceremonies.