Hokusai: Landscapes Boxed Notecards His landscapes are beloved for the fine skill they required in composition, color, and line, as well as their more intangible qualities: the distillation of nature in a precise moment. Breaking from tradition, he would sometimes outline the keyblock with blue ink rather than blackjust one example of the many ways Hokusai broke new ground in the field of ukiyo-e, or pictures of the floating world. Set of 20 cards - Five of each design indicated below Printed on recycled paper. Each card is 5 x 7 inches. Envelopes included. Blank inside.