According to the description 'If we remember the teachings of honzon (principal image of Buddha) this five characters of 妙法蓮華経, we can natually receive pious act by Sakyamuni.', remembering the teachings of Sandaihiho, The Three Great Secret Dharmas is the only precept in Fujimon school such as Nichiren Sho Sect, which is said to Juji soku jikai.
「我等此の五字を受持すれば自然に彼の因果の功徳を譲り与え給う」と述べていることから、日蓮正宗などの冨士門流では三大秘法の本尊を受持することが末法に於ける唯一の戒律とされ、これを受持即持戒という。