This listing features a Kamakura period Katana attributed to the Ayanokoji school of Yamashiro province. The blade shows remnants of a two-body test cut in silver inlay, along with kirikomi. It comes with a highly detailed Handachi Koshirae featuring several high-ranking kamon and an unusual Umetada tsuba, and is accompanied by NBTHK Tokubetsu Hozon papers for the blade and Hozon for the tsuba.
Certificate reading — 無銘(綾小路)
mumei · Ayanokoji · Kamakura · nagasa 69.4cm





















Yamashiro-den · Yamashiro
10 pieces on the market now
The Ayanokoji school (綾小路) takes its name from the swordsmiths who lived along Ayanokoji street in the Shijo quarter of Kyoto, and the published sources count it, with Awataguchi and Rai, among the three lineages of Yamashiro-den smiths of the Kamakura period. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Sadatoshi定利 | 1232-1233 | 42 |
| Sueyuki末行 | 1303-1306 | 3 |
| Sadatoshi定利 | 1334-1338 | 0 |
| Kuninobu國信 | 1334-1338 | 0 |
| Sadanari定業 | 1278-1288 | 0 |
A Hozon-certified blade judged to show notably superior workmanship and a better state of preservation. The bar is higher: re-tempered blades and most unsigned Muromachi/Edo works are excluded.
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 siteIf the item fails to meet the description, it may be eligible for a return (at the seller's discretion). Item(s) must be shipped back only via FedEx or UPS within 48 hours of receipt, in original undamaged state. Costs are the purchaser's responsibility.
This listing features a Kamakura period Katana attributed to the Ayanokoji school of Yamashiro province. The blade shows remnants of a two-body test cut in silver inlay, along with kirikomi. It comes with a highly detailed Handachi Koshirae featuring several high-ranking kamon and an unusual Umetada tsuba, and is accompanied by NBTHK Tokubetsu Hozon papers for the blade and Hozon for the tsuba.
Certificate reading — 無銘(綾小路)
mumei · Ayanokoji · Kamakura · nagasa 69.4cm





















Yamashiro-den · Yamashiro
10 pieces on the market now
The Ayanokoji school (綾小路) takes its name from the swordsmiths who lived along Ayanokoji street in the Shijo quarter of Kyoto, and the published sources count it, with Awataguchi and Rai, among the three lineages of Yamashiro-den smiths of the Kamakura period. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Sadatoshi定利 | 1232-1233 | 42 |
| Sueyuki末行 | 1303-1306 | 3 |
| Sadatoshi定利 | 1334-1338 | 0 |
| Kuninobu國信 | 1334-1338 | 0 |
| Sadanari定業 | 1278-1288 | 0 |
A Hozon-certified blade judged to show notably superior workmanship and a better state of preservation. The bar is higher: re-tempered blades and most unsigned Muromachi/Edo works are excluded.
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 siteIf the item fails to meet the description, it may be eligible for a return (at the seller's discretion). Item(s) must be shipped back only via FedEx or UPS within 48 hours of receipt, in original undamaged state. Costs are the purchaser's responsibility.