Mark with Japanese mark: 戸張富久 "Tobari Tomihisa" | #433328

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