He served as the priest who prayed for Emperor Tsuchimikado and Emperor Juntoku, studied the Godan-ho (the five wise men placing method) for Schumeimonin FUJUWARA no Shigeko in 1204 and 1211, and studied the Hokuto-ho (the method based on the stares called the Big Dipper) to pray for Emperor Tsuchimikado's recovery from disease in 1207.
土御門天皇・順徳天皇両天皇の護持僧をつとめ、1204年（元久元年）と1211年（建暦元年）には修明門院藤原重子のために五檀法を修し、1207年（承元元年）には土御門天皇の病気平癒を祈願して北斗法を修している。