Columbia subject headings:
Japan--History--Hōgen and Heiji Insurrections, 1156-1159.
Treason--Law and legislation--Japan--History--To 1500.
Harvard subject headings:
Japan--History--Hōgen and Heiji Insurrections, 1156-1159
Japan--Politics and government--794-1185.
Taira family.
Princeton subject headings:
Japan--History--Hōgen and Heiji Insurrections, 1156-1159.
Japan--Politics and government--794-1185.
Taira family.