Mark with Japanese mark: 久則 "Hisanori" | #433246

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