A kozuka from the Sonobe school, depicting an autumn night scene. The kozuka is made of shakudo nanako-ji with sukidashi takabori carving and gold and silver iroe. It is designated as a Hozon Token.
Certificate reading — 無銘(岡本師次)
Sonobe School · Edo












Goto School
Edo
Musashi
Hozon (NBTHK)
Iebori · Yamashiro
316 pieces on the market now
The Goto house stands as the preeminent dynasty of sword-fitting makers in the history of Japanese metalwork, an unbroken lineage of seventeen generations spanning from the founding master Yujo (1440--1512), who served Ashikaga Yoshimasa amid the refined culture of Higashiyama, through the final head Hojo (1816--1856) in the closing years of the Tokugawa shogunate. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Goto Joshin後藤乗真 | 1512-1562 | 68 |
| Goto Yujo後藤祐乗 | 1440-1512 | 41 |
| Goto Kenjo後藤顕乗 | 1586-1663 | 46 |
| Goto Sojo後藤宗乗 | 1461-1538 | 55 |
| Goto Eijo後藤栄乗 | 1577-1617 | 35 |
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/cancellations not accepted after shipment except for significant defects; if defective, return/exchange possible within 3 days of arrival (return shipping paid by customer).
A kozuka from the Sonobe school, depicting an autumn night scene. The kozuka is made of shakudo nanako-ji with sukidashi takabori carving and gold and silver iroe. It is designated as a Hozon Token.
Certificate reading — 無銘(岡本師次)
Sonobe School · Edo












Goto School
Edo
Musashi
Hozon (NBTHK)
Iebori · Yamashiro
316 pieces on the market now
The Goto house stands as the preeminent dynasty of sword-fitting makers in the history of Japanese metalwork, an unbroken lineage of seventeen generations spanning from the founding master Yujo (1440--1512), who served Ashikaga Yoshimasa amid the refined culture of Higashiyama, through the final head Hojo (1816--1856) in the closing years of the Tokugawa shogunate. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Goto Joshin後藤乗真 | 1512-1562 | 68 |
| Goto Yujo後藤祐乗 | 1440-1512 | 41 |
| Goto Kenjo後藤顕乗 | 1586-1663 | 46 |
| Goto Sojo後藤宗乗 | 1461-1538 | 55 |
| Goto Eijo後藤栄乗 | 1577-1617 | 35 |
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/cancellations not accepted after shipment except for significant defects; if defective, return/exchange possible within 3 days of arrival (return shipping paid by customer).