The true aspect of reality, the “three thousand realms in a single thought-moment,” is both immanent and bestowed by a transcendent Buddha. As the ontological basis of Buddhahood, it is timeless and originally inherent. As the seed of Buddhahood embodied in the daimoku of the origin teaching, its revelation is dependent upon the particular historical moment that is the beginning of the Final Dharma age. In the moment that it is taught, upheld, or “embraced,” the daimoku, as the “three thousand realms in a single thought-moment in actuality,” embodies the intersection of the timeless realm of original enlightenment with temporal, concrete particulars. (Page 272)
Original Enlightenment and the Transformation of Medieval Japanese Buddhism