Kammu reigned from 781 to 806.

His mother was Princess Inoe, a daughter of Emperor Shōmu ; but instead of Osabe, it was Kammu who was later named to succeed their father.

Later, when he ascended to the throne in 781, Kammu appointed his young brother, Prince Sawara, whose mother was Takano no Niigasa, as crown prince.

Kammu had 16 empresses and consorts, and 32 imperial sons and daughters.

Some of his descendants ( known as the Kammu Taira or Kammu Heishi ) took the Taira hereditary clan title, and in later generations became prominent warriors.

Kammu is traditionally venerated at his tomb ; the Imperial Household Agency designates, in Fushimi-ku, Kyoto, as the location of Kammu's mausoleum.

Kammu was an active emperor who attempted to consolidate government hierarchies and functioning.

Kammu appointed Sakanoue no Tamuramaro ( 758 – 811 ) to lead a military expedition against the Emishi.

* 737: Kammu was born.

* April 30, 781 (): In the 11th year of Kōnin's reign, he abdicated ; and the succession was received by his son Kammu.

Shortly thereafter, Emperor Kammu is said to have acceded to the throne.

* 806: Kammu died at the age of 70.

In 784 Kammu shifted his capital from Nara to Nagaoka-kyō in a move that was said to be designed to edge the powerful Nara Buddhist establishments out of state politics — while the capital moved, the major Buddhist temples, and their officials, stayed put.

Then in 794 Kammu suddenly shifted the capital again, this time to Heian-kyō, which is modern day Kyoto.

Politically Kammu shored up his rule by changing the syllabus of the university.

In 784 Kammu authorised the teaching of a new course based on the Spring and Autumn Annals based on two newly imported commentaries: Kung-yang and Ku-liang.

Kammu also sponsored the travels of the monks Saichō and Kūkai to China, from where they returned to found the Japanese branches of, respectively, Tendai and Shingon Buddhism.

Kammu disapproved of, daughter of Fujiwara no Tadanushi ; and Kammu had her removed from his son's household.

The conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

He was the eldest son of the Emperor Kammu and his empress Fujiwara no Otomuro, who was the daughter of nadaijin Fujiwara Yoshitsugu.

Under Emperor Kammu, Tamuramaro had been appointed as shogun of a military expedition against the Emishi.

Kammu disapproved of, daughter of Fujiwara no Tadanushi ; and Kammu had her removed from his son's household.

* Kammu, Emperor of Japan from 781 to 806

Hi: Imperial Princess Asahara ( 朝原内親王 ) ( 779 – 817 ), daughter of Emperor Kammu

Hi ( Empress as posthumous honors ): Imperial Princess Koshi ( 高志内親王 ) ( 789 – 809 ), daughter of Emperor Kammu

The reign of Emperor Kimmei ( 509 – 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 ?– 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 ?– 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 – 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 ?– 569 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 ?– 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography is able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 – 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 – 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 – 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

The reign of Emperor Kimmei ( 509 – 571 ), the 29th emperor of Japan according to the traditional order of succession, is the first for which contemporary historiography are able to assign verifiable dates ; however, the conventionally accepted names and dates of the early emperors were not to be confirmed as " traditional " until the reign of Emperor Kammu ( 737 – 806 ), the 50th sovereign of the Yamato dynasty.

Kōtaigō: Princess Hanshi ( 班子女王 ) ( 833 – 900 ), daughter of Imperial Prince Nakano ( son of Emperor Kammu )

* 794 – Japanese Emperor Kammu changes his residence from Nara to Kyoto.

Except for 5 years ( 740 – 745 ), when the capital was briefly moved again, it remained the capital of Japanese civilization until Emperor Kammu established a new capital, Nagaoka-kyō, in 784 before moving to Heian-kyō, or Kyoto, a decade later in 794.

* Emperor Kammu, emperor of Japan ( d. 806 )

Kammu himself was a notable patron of the otherworldly Tendai sect, which rose to great power over the ensuing centuries.

In 1940, the local government decided that on top of honouring Emperor Kammu, the Jidai festival was also to be held in honour of ( July 22, 1831-January 30, 1867 ) for his work in unifying the country, the power of the imperial court and the affirmation of Kyoto as the center of Japan at the decline of the Tokugawa Shogunate and the Edo Era.