Esoteric Buddhism art was influenced by polytheistic religions. What was the main characteristic of Esoteric Buddhism art?

the terms Mantrayana and Tantra. These teachings are secret and not available to just anyone, whereas Exoteric teachings learned from books are accessible to everyone. Esoteric taste, mysteriousness, forbidding nature and masculinity - esoteric Buddhism permeated every aspect of Heian aristocracy life.