While the Emperor is known as a guardian of Saicho and Kukai, the existing Buddhism had too much relation to (and power in) politics; Nanto Rokushu (Rikushu) (The Six Sects of the Southern Capital) were forced to lose their official rank or their rewards.
最澄や空海の保護者として知られる一方で、既存の仏教が政権に関与して大きな権力を持ちすぎた事から、所謂「南都六宗」と呼ばれた諸派に対しては封戸の没収など圧迫を加えている。