The Shinzen-yushin-gi (真禅融心義) is the text which holds that Esoteric Buddhism and Zen are of the same significance. But the writer reconsiders the total structure, especially investigating the Zen section of the text, and finds that thus contains ideas of the Daruma Sect, Tendai Hongaku Doctrine, Esoteric Buddhism, and therefore overall demonstrates Annen’s (安然) influence.
