Background
The third son of Fujiwara no Fuhito, he founded the Shikike ("Ceremonials") branch of the Fujiwara clan.
藤原 宇合
Diplomat minister statesman courtier
The third son of Fujiwara no Fuhito, he founded the Shikike ("Ceremonials") branch of the Fujiwara clan.
He was a diplomat during the reign of Empress Genshō. And he was minister during the reign of Emperor Shōmu. In the Imperial court, Umakai was the chief of protocol (Shikibu-kyō).
724 (Jinki 1, 1st month): Umakai led an army against the emishi.
But this military campaign was later judged to have been unsuccessful. 729 (Tenpyō 1): The emperor invested Umakai with the power to raise an army to quash a revolt, but the cause for alarm was dissipated without the need for military action.
737 (Tenpyō 9): Umakai died at age 44. Umakai had three brothers: Muchimaro, Fusasaki, and Maro.
These four brothers are known for having established the "four houses" of the Fujiwara.
Umakai"s children included: Fujiwara no Hirotsugu and Fujiwara no Momokawa.
This member of the Fujiwara clan was son of Fujiwara no Fuhito.