This is a tsuba by Bansuiken Tadamasa, titled 'Chofu Tamagawa-zu' as certified by the Hozon paper. The design depicts a scene of people beating and drying cloth by the Tamagawa river, referencing a poem from the Manyoshu. Bansuiken Tadamasa was a metalworker from Aizu, Mutsu Province, active during the mid-Edo period. It passed the Hozon Tosogu examination in 2024.



















Iron-tsuba · Mutsu
7 pieces on the market now
| Smith | Era | Designated |
|---|---|---|
| Akiyoshi明義 | 1670 | 1 |
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 siteDomestic: items may be returned within 7 days in original condition for a full refund (buyer covers transport). Overseas orders: no-refunds, no-returns.
This is a tsuba by Bansuiken Tadamasa, titled 'Chofu Tamagawa-zu' as certified by the Hozon paper. The design depicts a scene of people beating and drying cloth by the Tamagawa river, referencing a poem from the Manyoshu. Bansuiken Tadamasa was a metalworker from Aizu, Mutsu Province, active during the mid-Edo period. It passed the Hozon Tosogu examination in 2024.



















Iron-tsuba · Mutsu
7 pieces on the market now
| Smith | Era | Designated |
|---|---|---|
| Akiyoshi明義 | 1670 | 1 |
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 siteDomestic: items may be returned within 7 days in original condition for a full refund (buyer covers transport). Overseas orders: no-refunds, no-returns.