During the Heian period (794 to 1192), the Tendai and Shingon sects were established by Saicho and Kukai, respectively, who practiced asceticism and had learned orthodox Mountain Buddhism in Tang, and some temples (including those of Mt. Hiei and Mt. Koya) were founded.
平安時代（794年～1192年）に唐で修行を積み、本場の山岳宗教に触れ帰国した最澄や空海によって天台宗・真言宗が起こされ、比叡山、高野山などが開山される。