Robuta

https://www.aoijapan.net/tsuba-eisai-nyoshin/ Tsuba: Eisai Nyoshin | Japanese Sword Online Museum Feb 22, 2017 - Tsuba: Mei (signature) : Eisai Nyoshin Length : 9.15 cm x 8.33 cm ( 3.60 inches x 3.27 inches) Thickness of rim: 0.34 cm ( 0.13 inches) Jidai(era) : Late Edo... japanese swordonline museumtsubaeisainyoshin