This is an unsigned tanto attributed to Kunihisa of the Uda school, certified Hozon by the NBTHK. The blade is in superb condition for its age, exhibiting itame grain with chikei and yubashiri. The hamon is a slender sugaha reminiscent of Yamato-den.
Certificate reading — 無銘（宇多国久）
NihontoWatchmumei · Uda · Koto · nagasa 24.4cm
Wakimono · Etchu
35 pieces on the market now
Among the provincial lineages that carried the Yamato-den northward, the Uda school (宇多) of Etchu province holds a distinct place. Its origin lies in the late Kamakura period, when the monk-smith Kunimitsu, remembered as Ko-Nyudo Kunimitsu, migrated from Uda District in Yamato to Etchu around the close of the era. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Kunihisa國久 | 1394-1428 | 10 |
| Kunimune國宗 | 1429-1479 | 6 |
| Kunifusa國房 | 1455-1457 | 3 |
| Tomotsugu友次 | 1381-1384 | 3 |
| Kunimune國宗 | 1394-1428 | 3 |
Certifies a genuine blade worth preserving: a signature confirmed correct, or, if unsigned, an era, province, and school that the NBTHK can reliably identify.
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 siteAs a general rule, returns/exchanges are not accepted on Japanese sword orders unless damaged upon delivery. Other items: returns/exchanges accepted within 7 days of delivery. Cancellation for personal reasons incurs a 30% restocking fee (70% refunded). Return shipping must be prepaid and insured by the buyer; shipping/handling fees are non-refundable. Contact katana@tozando.co.jp to initiate a return.
This is an unsigned tanto attributed to Kunihisa of the Uda school, certified Hozon by the NBTHK. The blade is in superb condition for its age, exhibiting itame grain with chikei and yubashiri. The hamon is a slender sugaha reminiscent of Yamato-den.
Certificate reading — 無銘（宇多国久）
NihontoWatchmumei · Uda · Koto · nagasa 24.4cm
Wakimono · Etchu
35 pieces on the market now
Among the provincial lineages that carried the Yamato-den northward, the Uda school (宇多) of Etchu province holds a distinct place. Its origin lies in the late Kamakura period, when the monk-smith Kunimitsu, remembered as Ko-Nyudo Kunimitsu, migrated from Uda District in Yamato to Etchu around the close of the era. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Kunihisa國久 | 1394-1428 | 10 |
| Kunimune國宗 | 1429-1479 | 6 |
| Kunifusa國房 | 1455-1457 | 3 |
| Tomotsugu友次 | 1381-1384 | 3 |
| Kunimune國宗 | 1394-1428 | 3 |
Certifies a genuine blade worth preserving: a signature confirmed correct, or, if unsigned, an era, province, and school that the NBTHK can reliably identify.
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 siteAs a general rule, returns/exchanges are not accepted on Japanese sword orders unless damaged upon delivery. Other items: returns/exchanges accepted within 7 days of delivery. Cancellation for personal reasons incurs a 30% restocking fee (70% refunded). Return shipping must be prepaid and insured by the buyer; shipping/handling fees are non-refundable. Contact katana@tozando.co.jp to initiate a return.
