His reign spanned the years from 1308 through 1318. Before his ascension to the Chrysanthemum Throne, his personal name (his imina) was Tomihito-shinnō (富仁親王). He belonged to the Jimyōin-tō branch of the Imperial Family.
Shortly thereafter, Emperor Hanazono is said to have acceded to the throne (sokui).
Tokuji 3, in the 10th month (1308): The nengō was changed to Enkyō to mark the accession of Emperor Hanazono. Hanazono"s father, the retired-Emperor Fushimi, and Hanazono"s brother, the retired-Emperor Go-Fushimi, both exerted influence as cloistered emperors during this reign.
In these years, negotiations between the Bakufu and the two imperial lines resulted in an agreement to alternate the throne between the two lines every 10 years (the Bumpō Agreement). This agreement was not long-lasting.
The negotiated provisions would soon broken by Hanazono"s successor.
He died in 1348. Hanazono"s imperial tomb is known as Jurakuin no ue no misasagi. lieutenant is located in Higashiyama-ku, Kyoto.
He also left behind a diary, called Hanazono-in-Minki (Imperial Chronicles of the Flower Garden Temple or Hanazono-in) (花園院宸記).
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 Hanazono"s reign, this apex of the Daijō-kan included:
Sesshō, Kujō Moronori, 1308
Sesshō, Takatsukasa Fuyuhira, 1308–1311
Kampaku, Takatsukasa Fuyuhira, 1311–1313
Kampaku, Konoe Iehira, 1313–1315
Kampaku, Takatsukasa Fuyuhira, 1315–1316
Kampaku, Nijō Michihira, 1316–1318
The years of Hanazono"s reign are more specifically identified by more than one era name or nengō. Tokuji (1306–1308)
He excelled at waka composition, and was an important member of the Kyōgoku School.