This is a tsuba made by Mitsunaga from Echizen province during the late Edo period. It features an Unryu-Sukashi (cloud dragon openwork) design on an iron base with raised carving and a raised rim. The tsuba comes with a paulownia wood box and has been certified as Tokubetsu Hozon Tosogu by the NBTHK.





Kinai School
Edo
Echizen
Signed
Tokuho (NBTHK)
Iron-tsuba · Echizen
A Hozon-certified fitting of notably superior craftsmanship and condition, often with signature or workmanship of high reference 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 siteNo cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).
This is a tsuba made by Mitsunaga from Echizen province during the late Edo period. It features an Unryu-Sukashi (cloud dragon openwork) design on an iron base with raised carving and a raised rim. The tsuba comes with a paulownia wood box and has been certified as Tokubetsu Hozon Tosogu by the NBTHK.





Kinai School
Edo
Echizen
Signed
Tokuho (NBTHK)
Iron-tsuba · Echizen
A Hozon-certified fitting of notably superior craftsmanship and condition, often with signature or workmanship of high reference 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 siteNo cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).