In the past, many theories in the field considered the Taira clan administration as being a strongly aristocratic administration, but from around the 1970s and 1980s, the theory that the Taira clan administration was the first warrior class government which focussed on the fact that the Taira clan administration established Jito (local lord of a manor) and Province officers became dominant.
以前、学界では平氏政権を貴族政権的な性格が強いとする見解が主流であったが、1970年代・1980年代頃からは、平氏政権が地頭や国守護人を設置した事実に着目し、最初期の武家政権とする見解が非常に有力となっている。