This is a shibuichi kozuka signed by Adachi Yusai, dated to the spring of 1864. The kozuka features a katakiri bori carving of a crane, with legs inlaid with a soft metal. It comes with Tokubetsu Hozon Tosogu certification.
Certificate reading — 銘 甲子春作 安達幽斎(花押)
mei · Edo









Ichijo School
Edo
Bizen
Signed
Tokuho (NBTHK)
Iebori · Kyoto
29 pieces on the market now
" Ichijo was the fifth-generation head of the Shichiroemon house, a cadet branch of the Goto family, and trained under Hanzaemon Kamejo before succeeding to the headship at fifteen. His imperial commissions -- fittings for Emperor Kokaku in 1824 and Emperor Komei in 1862 -- earned him the ranks of Hokyo and Hogen respectively, and his atelier in Kyoto attracted a circle of gifted disciples who extended his aesthetic into the Bakumatsu and early Meiji periods. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Goto Ichijo後藤一乗 | — | 91 |
| Tomei東明 | — | 32 |
| Nagatake永武 | — | 14 |
| Ikkin一琴 | — | 11 |
| Issho一匠 | 1828-1876 | 10 |
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 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 a shibuichi kozuka signed by Adachi Yusai, dated to the spring of 1864. The kozuka features a katakiri bori carving of a crane, with legs inlaid with a soft metal. It comes with Tokubetsu Hozon Tosogu certification.
Certificate reading — 銘 甲子春作 安達幽斎(花押)
mei · Edo









Ichijo School
Edo
Bizen
Signed
Tokuho (NBTHK)
Iebori · Kyoto
29 pieces on the market now
" Ichijo was the fifth-generation head of the Shichiroemon house, a cadet branch of the Goto family, and trained under Hanzaemon Kamejo before succeeding to the headship at fifteen. His imperial commissions -- fittings for Emperor Kokaku in 1824 and Emperor Komei in 1862 -- earned him the ranks of Hokyo and Hogen respectively, and his atelier in Kyoto attracted a circle of gifted disciples who extended his aesthetic into the Bakumatsu and early Meiji periods. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Goto Ichijo後藤一乗 | — | 91 |
| Tomei東明 | — | 32 |
| Nagatake永武 | — | 14 |
| Ikkin一琴 | — | 11 |
| Issho一匠 | 1828-1876 | 10 |
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 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.