There he learned the Denpo Kanjo (the ceremony to invest someone with Ajari (rank of master)) of Esoteric Buddhism and learned the principles and true way to practice "Shoe Kongocho-kyo" (passed down from Dainichi Nyorai to Kongosatta, Ryumo, Ryuchi, Kongochi, Fuku, Keika and then Kukai).
密教の伝法潅頂を授かり、『初会金剛頂経』の教理と実践方法を伝授（大日如来―金剛薩埵―龍猛―龍智―金剛智―不空―恵果―空海と付法）される。