This is a tsuba made by Tomosada of Hagi in Choshu province during the Edo era. It features a design of a dragon among clouds (Unryu-zu) and has been certified as Hozon Tousougu by the NBTHK. The tsuba is made of iron with gold inlay and is in good condition.






Tomosada
Edo
Nagato/choshu
Signed
Hozon (NBTHK)
Nagato
1 piece 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 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 Tomosada of Hagi in Choshu province during the Edo era. It features a design of a dragon among clouds (Unryu-zu) and has been certified as Hozon Tousougu by the NBTHK. The tsuba is made of iron with gold inlay and is in good condition.






Tomosada
Edo
Nagato/choshu
Signed
Hozon (NBTHK)
Nagato
1 piece 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 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).