Nichiren recited the Nichiren chant of 'Namu Myohorenge-kyo' (唱題行) and became a founder of the Hokke sects by teaching that an ignorant, deluded person could have the ability to become a Buddha through belief in Myohorenge-kyo and could trace the path to true enlightenment.
日蓮は、「南無妙法蓮華経」の題目を唱え（唱題行）、妙法蓮華経に帰命していくなかで凡夫の身の中にも仏性が目覚めてゆき、真の成仏の道を歩むことが出来る、という教えを説き、法華宗各派の祖となった。