Mark with Japanese Mark: 松赤城軒入道東愚　行年八十五彫之　雁　清真軒 | #458218

松赤城軒入道東愚　行年八十五彫之　雁　清真軒 "Matsu Sekijoken nyuudo Tougu gyounen hachijuugo korewo horu gan Seishinken". This mark is from a kozuka, which is the hilt of a small, secondary knife. It was made by Motozane, who worked as a sword engraver (soukenkinkou) in Hitachi Province (present-day Ibaraki Prefecture). Soukenkinkou is the Japanese name for metalworkers who design accessories for bladed weapons.