Emperor Horikawa
Horikawa's reign spanned the years from 1087 through 1107. Biography. Before his ascension to the Chrysanthemum Throne, his personal name ("imina") was Taruhito"-shinnō" (善仁親王). He was also known as Yoshihito"-tennō". Horikawa was the son of Emperor Shirakawa. His mother was Fujiwara no Kenshi (藤原賢子), adopted daughter of Fujiwara Morozane (藤原師実). His wet nurse was a different Fujiwara no Kenshi (藤原兼子). Events of Horikawa's life. He became Crown Prince and became emperor on the same day that his father abdicated. His reign was overshadowed by the cloistered rule of former emperor Emperor Shirakawa. His father's "kampaku , Fujiwara Morozane became sesshō" (regent), but Shirakawa held actual power as cloistered Emperor. Horikawa filled his reign with scholarship, poetry, and music. When his empress-consort ("kōgō") died, his son, Imperial Prince Munehito, who had become Crown Prince (and later became Emperor Toba) was taken to be raised by Horikawa's father, the retired Emperor Shirakawa. Horikawa died at age 29 in "Kajō" 2, on the 19th day of the 7th month 1107. He had reigned 20 years—seven years in the "nengō" "Kanji", two years in "Kahō", one year in the "nengō" "Eichō", two years in "Jōtoku", five years  in the "nengō" "Kōwa", two years in "Chōji", and two years in the "nengō" "Kajō." The actual site of Horikawa's grave is known. This emperor is traditionally venerated at a memorial Shinto shrine ("misasagi") at Kyoto. The Imperial Household Agency designates this location as Horikawa's mausoleum. It is formally named "Nochi no Yenkyō-ji no misasagi". Horikawa is buried amongst the "Seven Imperial Tombs" at Ryōan-ji in Kyoto. The mound which commemorates the Emperor Horikawa today named "Kinugasa-yama." The emperor's burial place would have been quite humble in the period after Horikawa died. These tombs  reached their present state as a result of the 19th century restoration of imperial sepulchers ("misasagi") which were ordered by Emperor Meiji. Emperor Horikawa was succeeded by his son, Munehito, who would take the name Emperor Toba. Kugyō. "Kugyō" (公卿) is a collective term for the very few most powerful men attached to the court of the Emperor of Japan in pre-Meiji eras. Even during those years in which the court's actual influence outside the palace walls was minimal, the hierarchic organization persisted. In general, this elite group included only three to four men at a time. These  were hereditary courtiers whose experience and background would have brought them to the pinnacle of a life's career. During Horikawa's reign, this apex of the "Daijō-kan included: Eras of Horikawa's reign. The years of Horikawa's reign are more specifically identified by more than one era name or "nengō".