Generally speaking, it is known that the preaching of Dainichi Nyorai should be developed and grasped through both the vajra (the Diamond Realm) and garbha (the Womb Realm) mandalas, whether in so-called "dai (Great Mandala) (hoshin (Buddhism's highest form of existence) Dainichi), san (sanmaya mandala) (imitsu (mystery of mind)), ho (Buddhist Law Mandala) (kumitsu (esoteric speech)), katsu (katsuma mandala (action mandala)) (shinmitsu (bodily mystery))" panorama, which are related with Ri and Chi of Esoteric Buddhism world, or in both a pluralistic perspective including rokudai (six great elements; that is Dainichi Nyorai) (tai (body)), shiman (four mandala) (so (match)), sanmitsu (three mysteries) (yu (function)), and a general perspective of Juju taimo (unobstructed) (Sokushin Jobutsu gi), but in the viewpoint of mountaineering asceticism, the Japanese animistic belief in holy spirit, it should be noted that Shobo, at this time, exhibited the Ri and the Chi in a monastic way.
一般に真言密教においては、金胎両部の曼荼羅を通じて、密教宇宙の理と智に係わるそれぞれの所謂『大（法身大日）・三（意密）・法（口密）・羯（身密）』パノラマで、或いは六大（体）・四曼（相）・三密（用）などの多元的な視点と、重重帝網（無碍）という統合的視点から大日如来の教えを展開／把握することが知られるが（即身成仏義）、聖宝においてはこの時代において理と智を一元論的な手法をオモテにして示していることは、修験道という日本的アニミスティック神霊信仰の点から注目される。