He studied the esoteric teachings under Jinkan at Zenrin-ji Temple at the age of 11, Sanron teachings under Yukyo and Kenshin at Todai-ji Temple living in Tonan-in of the temple after accepting the precepts, and also Dharmalogy of the Hosso Study (The Dharama-Charactersitics Sect of Buddhism).
11歳で禅林寺の深観（じんかん）に師事し、受戒した後東大寺東南院に住して有慶（ゆうきょう）・顕真に師事して三論教学を学び、その他法相教学にも通じた。