This is an unsigned (mumei) tsuba attributed to the Yoshiro school, featuring a crest scattering design. It is made of iron with brass flat inlay and hair carving, and has a round shape with a small openwork design. The tsuba is accompanied by NBTHK Tokubetsu Hozon Tosogu certification.
NihontoWatchmumei · Yoshiro · Edo
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 site
¥600,000