This is a tachi by Hidesuke of the Osafune school in Bizen province, dating to the early Muromachi period. The blade has a deep sori and a nakakissaki. It comes with a silver single habaki, shirasaya, shirasaya bag, registration certificate, Kurashiki Touken Museum appraisal, and a Special Important Sword certificate.
mei · Osafune · Shitoku (1384-1387) ND · nagasa 66.8cm · sori 2.2cm




Bizen-den · Bizen · around 1384-1404
Tōken Taikan top 31%
1 piece on the market now
Where Hidesuke 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.
Years he was demonstrably active, proven by signed-and-dated blades
Bizen-den · Bizen
24 pieces on the market now
The Kozori (小反り) form a loose body of Bizen smiths who worked at and around Osafune in the closing decades of the Nanbokucho period and on into early Muromachi, and the NBTHK defines them less by descent than by exclusion: they are the late-Osafune hands who fall outside the specific lineages of Kanemitsu, Chogi, Motoshige and the Omiya group, gathered under one name as a convenience. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Hidemitsu秀光 | 1375-1392 | 19 |
| Iesuke家助 | 1394-1428 | 11 |
| Iemori家守 | 1377-1406 | 15 |
| Nariie成家 | 1352-1362 | 21 |
| Moromitsu師光 | 1375-1390 | 7 |
We could not find an authenticity certificate on the seller’s listing. Japanese swords and fittings are normally papered by the NBTHK (or the NTHK). Without one, the attribution is the seller’s own assessment and has not been independently verified — treat it with caution and ask the dealer about certification before buying.
If you judge that the condition of the delivered item differs significantly from the photos or description on our site, a return is possible. However, the return shipping cost is the customer's responsibility. To use cooling-off, please apply in writing by postal mail within one week of the item's arrival. The return shipping cost is the customer's responsibility.
This is a tachi by Hidesuke of the Osafune school in Bizen province, dating to the early Muromachi period. The blade has a deep sori and a nakakissaki. It comes with a silver single habaki, shirasaya, shirasaya bag, registration certificate, Kurashiki Touken Museum appraisal, and a Special Important Sword certificate.
mei · Osafune · Shitoku (1384-1387) ND · nagasa 66.8cm · sori 2.2cm




Bizen-den · Bizen · around 1384-1404
Tōken Taikan top 31%
1 piece on the market now
Where Hidesuke 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.
Years he was demonstrably active, proven by signed-and-dated blades
Bizen-den · Bizen
24 pieces on the market now
The Kozori (小反り) form a loose body of Bizen smiths who worked at and around Osafune in the closing decades of the Nanbokucho period and on into early Muromachi, and the NBTHK defines them less by descent than by exclusion: they are the late-Osafune hands who fall outside the specific lineages of Kanemitsu, Chogi, Motoshige and the Omiya group, gathered under one name as a convenience. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Hidemitsu秀光 | 1375-1392 | 19 |
| Iesuke家助 | 1394-1428 | 11 |
| Iemori家守 | 1377-1406 | 15 |
| Nariie成家 | 1352-1362 | 21 |
| Moromitsu師光 | 1375-1390 | 7 |
We could not find an authenticity certificate on the seller’s listing. Japanese swords and fittings are normally papered by the NBTHK (or the NTHK). Without one, the attribution is the seller’s own assessment and has not been independently verified — treat it with caution and ask the dealer about certification before buying.
If you judge that the condition of the delivered item differs significantly from the photos or description on our site, a return is possible. However, the return shipping cost is the customer's responsibility. To use cooling-off, please apply in writing by postal mail within one week of the item's arrival. The return shipping cost is the customer's responsibility.