This is a katana signed by Kanefuyu with a Kinson Kaoh, featuring a gold dust inscription. The blade dates to the Nanbokucho period. A flaw is noted in the description: the forging pattern is visible within the groove.
Certificate reading — 銘 (金粉銘)包友 本阿(花押)(光遜)
Teiji (1362-1368) ND · nagasa 70.8cm · sori 2cm


Yamato-den · Yamato · around 1362-1368
1 piece on the market now
Where Kanetomo stands among comparable artisans: across all of nihontō, and within tradition, era, and period. The tiers (Foremost · Leading · Major · Notable) weigh official designations from the NBTHK and Japan's Agency for Cultural Affairs, together with historical honors of lasting repute such as the Sansaku and Meibutsu-chō.
Select a lens to see how it's measured.
Yamato-den · Yamato
Phase: Ko-Tegai古手掻· 1200–1394
29 pieces on the market now
Ko-Tegai (古手掻) is the founding and classical phase of the Tegai school, spanning the late Kamakura period through the Nanbokuchō era. 1288-1293). Kanenaga is reckoned among the foremost Yamato masters: his signed tachi are celebrated for combining the dignity of Kamakura form with the disciplined grain of the Yamato tradition, and several are designated at the highest levels. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Kanenaga包永 | 1288-1312 | 62 |
| Kanekiyo包清 | 1362-1370 | 8 |
| Kanetsugu包次 | 1317-1333 | 4 |
| Kanetoshi包俊 | 1381-1384 | 4 |
| Kanezane包眞 | 1394-1428 | 3 |
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 siteThis is a katana signed by Kanefuyu with a Kinson Kaoh, featuring a gold dust inscription. The blade dates to the Nanbokucho period. A flaw is noted in the description: the forging pattern is visible within the groove.
Certificate reading — 銘 (金粉銘)包友 本阿(花押)(光遜)
Teiji (1362-1368) ND · nagasa 70.8cm · sori 2cm


Yamato-den · Yamato · around 1362-1368
1 piece on the market now
Where Kanetomo stands among comparable artisans: across all of nihontō, and within tradition, era, and period. The tiers (Foremost · Leading · Major · Notable) weigh official designations from the NBTHK and Japan's Agency for Cultural Affairs, together with historical honors of lasting repute such as the Sansaku and Meibutsu-chō.
Select a lens to see how it's measured.
Yamato-den · Yamato
Phase: Ko-Tegai古手掻· 1200–1394
29 pieces on the market now
Ko-Tegai (古手掻) is the founding and classical phase of the Tegai school, spanning the late Kamakura period through the Nanbokuchō era. 1288-1293). Kanenaga is reckoned among the foremost Yamato masters: his signed tachi are celebrated for combining the dignity of Kamakura form with the disciplined grain of the Yamato tradition, and several are designated at the highest levels. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Kanenaga包永 | 1288-1312 | 62 |
| Kanekiyo包清 | 1362-1370 | 8 |
| Kanetsugu包次 | 1317-1333 | 4 |
| Kanetoshi包俊 | 1381-1384 | 4 |
| Kanezane包眞 | 1394-1428 | 3 |
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 site