Made of Japanese paper, mizu-hoshi, and iwa-enogu (mineral pigments). Painted by Sotatsu Tawaraya, Korin Ogata. Homage to Sotatsu Tawaraya and Korin Ogata. (Price is for 2 pieces. Total weight is about 400g for 2 pieces of the same size ( 22.5 x 30cm / per piece). The backs are coated with water-based urethane varnish. Japanese painting" is based on a style of painting that has existed for more than 1,000 years, and uses traditional materials that have been cultivated throughout history. The technique involves painting on Japanese paper, silk, wood, etc., using natural pigments such as sumi ink, iwa-enogu (mineral pigments), gofun (gofun), etc., and glue (nikawawa) as an adhesive. Gold and other metal materials (gold leaf, etc.) are also used. Iwa-enogu, made from ores, is a beautiful, sand-like powder. Mizuhigure, made from clay, is a fine, stretchy paint with fine particles. Artificial versions of iwa-enogu and mizuhoshi egur are also made, and are available in a wide variety of colors. Goko, made from shells, is a white pigment with fine particles.