The was a branch family of the Taira clan
descended from Chiba no Suke
, son of Taira no Tadatsune
. Historically, they controlled the city of Chiba
, outside Tokyo
, and also an area called Soma
which included the Grand Shrine of Ise
In the Genpei Wars
of the 12th century, the Chiba clan, along with the other Taira
branch families Hōjō
, and Doi
, were allies of the Minamoto
, opposing the greater 'core' Taira
clan. However, while they were valued allies to Minamoto no Yoritomo
, he did not always trust them.
- Sansom, George (1958). 'A History of Japan to 1334'. Stanford, California: Stanford University Press.