Mark with Japanese Mark: 清真軒　元儔 "Seishinken | #458249

清真軒　元儔 "Seishinken Mototomo". This mark is from a tsuba and was made by Mototomo, 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. A tsuba is a sword guard designed to protect the hand from contact with the blade. It also balances the weight of the sword.