Iron Tokusa Tea Cup — Kiln-Fired Japanese Pottery by Tetsuya KobayashiThe iron rich glaze on this teacup darkens in the kiln and pools at the foot, leaving a surface that reads differently depending on how the light falls. The depth comes from the firing, not from any added decoration. Tetsuya Kobayashi forms and firing each teacup by hand in Japan, working at a pace that allows every piece to be made individually. The result is a teacup that carries the marks of its making never perfectly uniform, always consistent in