Mark with Japanese Mark: 源知道 "Minamoto Tomomichi" | #457981

源知道 "Minamoto Tomomichi". This mark is from a kogai, which are miscellaneous small tools such as hairpins. It was made by Tomomichi, who worked as a sword engraver (soukenkinkou) in Mutsu Province (present-day Fukushima Prefecture). Soukenkinkou is the Japanese name for metalworkers who design accessories for bladed weapons.