Masanobu in particular had been serving as Sa-daijin since the reign of Emperor Enyu, and he was therefore much trusted by the Emperor when he became a cloistered emperor and so had a large influence on Dajokan (Grand Council of State).
特に雅信は円融天皇の時代から一上の職務を務め、法皇となった円融の信頼を背景に太政官に大きな影響力を与えていた。