The branch family later became known as 'Togoku no Genji' (lit. Eastern Genji) but they were originally based in the Kinki (Kansai) region, and all of the Three Genji Shrines are in the Kinki region.
後世「東国の源氏」と言われるが、源氏はもともと近畿（関西）が本拠地であり、源氏三神社は、いずれも近畿にある。