The Fujiwara clan were a dominant force in the politics of Heian era Japan. So much so that even military powerhouses like the Minamoto brothers turned to them for patronage!
The governor of Mutsu, 
Minamoto no Yoriyoshi.
El gobernador de Mutsu,
Minamoto no Yoriyoshi.
O governador de Mutsu,
Minamoto no Yoriyoshi.