This is an iron tsuba signed by Senryusai Tsuneyasu, active around 1800, from the Bushu school. It features a mandarin duck motif in moonlight on the front, with a single tree and drying fishnet on the reverse. The tsuba dates to the late Edo period and comes with NBTHK Hozon Tosogu certification.
mei · Bushu · Edo






Iron-tsuba · Musashi
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 site30-day refund policy. Items must be returned in original condition and packaging; customized products are non-returnable. 2-week inspection window with full item refund (shipping costs non-refundable). Customer pays return shipping.
This is an iron tsuba signed by Senryusai Tsuneyasu, active around 1800, from the Bushu school. It features a mandarin duck motif in moonlight on the front, with a single tree and drying fishnet on the reverse. The tsuba dates to the late Edo period and comes with NBTHK Hozon Tosogu certification.
mei · Bushu · Edo






Iron-tsuba · Musashi
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 site30-day refund policy. Items must be returned in original condition and packaging; customized products are non-returnable. 2-week inspection window with full item refund (shipping costs non-refundable). Customer pays return shipping.