Due to a mental illness his succession was considered somewhat problematic. In 967 his father Murakami died and Reizei ascended to the throne at the age of eighteen and Sanetomo was appointed Kanpaku regent to support the emperor in his illness. A struggle occurred between two princes of Murakami over who would be appointed to the crown prince. In 969 Reizei retired and received the honorific title of Reizei-in Joko (Retired emperor in Reizei-in). Events Emperor Reizei ascends to the throne of Japan The Khazar capital of Atil falls to the Kievan Rus around this year Births Deaths Emperor Murakami of Japan Abu al-Faraj Ali of Isfahan, scholar. ... The title given to this article is incorrect due to technical limitations. ... A Crown Prince or Crown Princess is the heir or heiress apparent to the throne in a royal or imperial monarchy. ... Events December 11 - John I becomes Emperor of the Eastern Roman Empire. ...
EmperorReizei (冷泉天皇 Reizei Tennō) (12 June950 - 21 November1011) was the 63rd emperor of Japan (967 - 969), according to the traditional order of succession.
EmperorReizei was the second son of EmperorMurakami.
In 967 his father Murakami died and Reizei ascended to the throne at the age of eighteen and Sanetomo was appointed kanpaku regent to support the emperor in his illness.
Emperor Go-Reizei (後冷泉天皇 Go-Reizei Tennō) (August 28, 1025 – May 22, 1068) was the 70th imperial ruler of Japan, according to the traditional order of succession.
He was the eldest son of Emperor Go-Suzaku.
Because he had no children, after his death, his half-brother succeeded as Emperor Go-Sanjō, despite the fact that the latter's mother was not of Fujiwara descent.