Contemporary artist Naomi Okubo, Japan (I think it's either watercolors or gouache - or both. some sort of water transferable paint, that is, not colored pencils, but I can think this kind of work done with colored pencils.
John Chambers - Pilkington's - Two early Century plastic clay tiles, each decorated with a Persian design with an elongated flower bud flanked by repeat flowers and two sliced buds (to complete a whole with the next tile), impressed marks
"Pair" by Tomomi Hikatsu. Born in 1969 in Nagano prefecture, Tomomi Hikatsu began copper print making after graduating from Tama Art University in 1993 and through the experimentation in various techniques has come to build up a rich and poetic world