In 1277, he studied holy writings, both home and foreign, under Jishinbo Chokai, who resided at a neighboring temple, and was instructed 'Shoshin-shu' of Tendai Sect.
建治3年（1277年）頃、隣房の慈信房澄海（ちょうかい）の元、内外の聖典の修学に励み、天台宗「初心集」を伝受される。