In the heart of Tokyo, an unusual store opened last July: An “art supplies laboratory” called Pigment that sells esoteric tools and paints used in traditional Japanese art. Think handmade washi paper used in the Meiji period, antique ink stones for sumi painting, glues made from ox skin or fine powder pigments from crushed malachite…..

Source: An amazing Japanese “art supplies laboratory” features 4,200 jars of perfectly arranged paints – Quartz