Buddhism long held that the tengu were disruptive demons and harbingers of war. Their image gradually softened, however, into one of protective, if still dangerous, spirits of the mountains and forests. Tengu are associated with the ascetic practice known as Shugendō, and they are usually depicted in the distinctive garb of its followers, the yamabushi.
Black kabuki mask, this mask wouldn't have been effective on stage but for private use and photos it is very bold and striking in its simplicity reminds me of the saying "less is more" (http://lycorisoradiata.wordpress.com/2013/02/20/kimono-sora-and-sen-studio-photoshoot/, 2013)
Tibet "The Double Dorje" was brought to Tibet by the great Buddha Padmasambhava. Itis an epiphany, a sudden realization. The double Dorje represents the indestructibility of all phenomenonal essence. It serves as a symbol of harmony, immutability, and all -knowingness. It symbolizes enlightenment, the true nature of reality, the union of relative and absolute truths, and the indestructibility of wisdom.The double dorje is often used as a stamp or seal and placed at the bottom of statues."