Although it was a branch of the Ise-Heishi clan, the term 'Heike' (Taira family) specifically refers to TAIRA no Kiyomori, who established the so-called Heishi government, and members of his family.
その伊勢平氏の傍流であったが、いわゆる平氏政権を打ち立てた平清盛とその一族を特に“平家”（へいけ）と呼ぶ。