Mark with Japanese mark: 如竹 "Jochiku" | #433205

如竹 "Jochiku". This mark comes from a "kozuka", the hilt of a secondary knife that is often paired with a Japanese sword, and was designed by Jochiku. Jochiku worked as a "soukenkinkou" in the Nara line of the Murakami house. Soukenkinkou is the Japanese name for metalworkers who design accessories for bladed weapons.