Mark with Japanese mark: 久則 "Hisanori" | #433244

久則 "Hisanori". This mark comes from a "fuchi", a sword ferrule in the shape of a cap or ring, and was made 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.