This is a unique Tsuba Clock, registered as a utility model, featuring an antique iron tsuba from the Edo period. The tsuba, signed by Tadatoki of the Akasaka school, displays abstract crests and Japanese apricot blossom patterns using the sukashi (openwork) technique. It comes with an NBTHK Hozon certificate, recognizing its authenticity and artistic value.









Akasaka Tadatoki
Edo
Musashi
Signed
Hozon (NBTHK)
Iron-tsuba · Musashi · around 1704-1764
9 pieces on the market now
Iron-tsuba · Edo
Phase: Akasaka赤坂· 1688–1860
79 pieces on the market now
| Smith | Era | Designated |
|---|---|---|
| Tadamasa忠正 | 1624-1658 | 7 |
| Tadashige忠重 | 1730-1816 | 5 |
| Tadatoki忠時 | 1704-1764 | 0 |
| Tadanori忠則 | 1730-1780 | 0 |
| Tadanao忠直 | 1661-1688 | 0 |
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 siteReturns/exchanges limited to defects caused by shipping (except willful misconduct or gross negligence by the company); customers must contact within 72 hours of receiving the product.
This is a unique Tsuba Clock, registered as a utility model, featuring an antique iron tsuba from the Edo period. The tsuba, signed by Tadatoki of the Akasaka school, displays abstract crests and Japanese apricot blossom patterns using the sukashi (openwork) technique. It comes with an NBTHK Hozon certificate, recognizing its authenticity and artistic value.









Akasaka Tadatoki
Edo
Musashi
Signed
Hozon (NBTHK)
Iron-tsuba · Musashi · around 1704-1764
9 pieces on the market now
Iron-tsuba · Edo
Phase: Akasaka赤坂· 1688–1860
79 pieces on the market now
| Smith | Era | Designated |
|---|---|---|
| Tadamasa忠正 | 1624-1658 | 7 |
| Tadashige忠重 | 1730-1816 | 5 |
| Tadatoki忠時 | 1704-1764 | 0 |
| Tadanori忠則 | 1730-1780 | 0 |
| Tadanao忠直 | 1661-1688 | 0 |
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 siteReturns/exchanges limited to defects caused by shipping (except willful misconduct or gross negligence by the company); customers must contact within 72 hours of receiving the product.