Hamon: An Artistic Pattern That Reveals the Aesthetic Sense of The Swordsmith Jul 07, 2022 Filed under: antique, appreciation, buying guide, hamon, Iaito, japanese sword, katana, newly forged, samurai sword, shinsakuto Share Tweet Pin it Fancy What is Hamon? Even those seeing a Japanese sword for the first time are captivated by the vividness of the hamon (blade pattern). The hamon refers to the part that is tempered with extra heat, so it is actual proof... Read more...