•On the other hand, the Diamond Realm mandala represents the unchanging cosmic aspect of Mahavairocana.
•Thus the Diamond realm stands for meditative stillness and numenous(sublime, invisible) power, while the Womb realm stands for dynamic and physical (the visible world) power.
•Conceptually, this is reminiscent of the ancient Hindu yogic division of the universe into meditative stillness (Purusha, the male principle) and active manifestation (Prakritior earth, the female principle).
•The Shingon mandalas were not directly taken from yogic philosophy or ritual, but embody a similar worldview, seen in Buddhist terms.