textural surface treatments: copper and leather books with japanese minimalism

textural surface treatments copper black leather limited color range polished craftsmanship japanese minimalism traditional techniques reimagined surfaces sheet film imperfect brushed metal flat pile books minimalistic design influence finish handcrafted artistic unique visual appeal aesthetic decorative modern treatments: two leather-lined one white showcase texture-rich style kengo kuma meticulous attention detail feature luxurious textures crafted mundane materials dark gray light tones add depth design photographed ricoh camera generated