The clan was descended from the same line as Izumo no kuni no miyatsuko, Tootsuomi no kuni no miyatsuko, Kamituunakami kuni no miyatsuko, Shimotsuunakami kuni no miyatsuko, Ijimu no kuni no miyatsuko, and the like.
出雲国造・遠淡国造・上菟上国造・下菟上国造・伊自牟国造などと同系。