Columbia subject headings:
Harvard subject headings:
Buddhism--Japan--History--To 1185
Kūkai, 774-835
Saichō, 767-822
Shingon priests--Japan--Biography.
Tendai priests--Japan--Biography.
Princeton subject headings:
Kūkai, 774-835.
Saichō, 767-822.
Shingon (Sect)--Relations--Tendai (Sect)
Tendai (Sect)--Relations--Shingon (Sect)