Mark with Japanese Mark: 遊洛斎赤文 "Yuurakusai | #458149

遊洛斎赤文 "Yuurakusai Sekibun". This mark is from a fuchi and was made by Sekibun, who worked as a sword engraver (soukenkinkou) in Dewa Province (present-day Fukushima Prefecture). Soukenkinkou is the Japanese name for metalworkers who design accessories for bladed weapons. A fuchi is a ferrule that is placed between the tsuba and a sword's hilt.