This is a tsuba with excellent iron quality by the swordsmith Masahiro, which is extremely rare. Based on the style of the mei, I believe it is Soshu Ju Masahiro. Soshu Ju Masahiro was a swordsmith whose grandfather, Sadahiro, served Hojo Soun and forged swords as an official smith in the Odawara castle town.
Certificate reading — 銘 政広
Tosho School刀匠派
Offered by Kusanagi
17 on the market







Sōshū Tosho School
Hozon (NBTHK)
As written by the shop
Machine translation from the shop's Japanese · may contain errors ·
Tosho-Katchushi
17 pieces on the market now
Certifies a genuine fitting worth preserving: a correct signature, or, if unsigned, an identifiable era and school, with recognized artistic and craft value.
The NBTHK (Nihon Bijutsu Tōken Hozon Kyōkai, the Society for the Preservation of Japanese Art Swords) is a public-interest incorporated foundation founded in 1948 and supervised by Japan’s Agency for Cultural Affairs (Bunkachō); it is based at the Japanese Sword Museum in Tokyo. Its expert panels physically examine each submitted work (shinsa) and issue a certificate (kanteishō) ranking it by artistic and historical merit. NBTHK papers are the most widely recognized standard of authentication for Japanese swords and fittings.
NBTHK official sitePlease notify us of your intention to return, by email or fax, no later than the day after the item's arrival. Return shipping, insurance, and refund transfer fees are the customer's responsibility.
¥58,000