Mark with Japanese mark: 齋藤富随 "Saitou Tomiyuki" | #433338

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