This is a katana by Bishu Osafune Chumitsu. It features an itame hada and a chu-suguha hamon with ko-gunome and ko-midare. The blade is a suriage-mumei and has been certified as Tokubetsu Hozon.
suriage-mumei · Osafune · Muromachi · nagasa 52.5cm · sori 1.5cm
























Bizen-den · Bizen
227 pieces on the market now
No single workshop in the history of Japanese swordmaking grew larger or lasted longer than Osafune, the riverside village in Bizen Province whose name became, across three centuries, a byword for the province's mainline. Its de facto founder was Mitsutada (光忠), working at Osafune in the middle Kamakura period; tradition makes him the son of Chikatada, and the genealogies derive his line from the Ko-Bizen Masatsune group already settled in the village. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Mitsutada光忠 | 1238-1239 | 61 |
| Nagamitsu長光 | 1274-1304 | 254 |
| Kagemitsu景光 | 1303-1336 | 146 |
| Kanemitsu兼光 | 1323-1370 | 239 |
| Sanenaga眞長 | 1299-1309 | 64 |
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 siteWithin one week of the item's arrival (cooling-off is possible within Japan only). For defects that differ from the purchase conditions, we will accept the return and refund the payment. For other cases such as overseas, we will consult separately.
This is a katana by Bishu Osafune Chumitsu. It features an itame hada and a chu-suguha hamon with ko-gunome and ko-midare. The blade is a suriage-mumei and has been certified as Tokubetsu Hozon.
suriage-mumei · Osafune · Muromachi · nagasa 52.5cm · sori 1.5cm
























Bizen-den · Bizen
227 pieces on the market now
No single workshop in the history of Japanese swordmaking grew larger or lasted longer than Osafune, the riverside village in Bizen Province whose name became, across three centuries, a byword for the province's mainline. Its de facto founder was Mitsutada (光忠), working at Osafune in the middle Kamakura period; tradition makes him the son of Chikatada, and the genealogies derive his line from the Ko-Bizen Masatsune group already settled in the village. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Mitsutada光忠 | 1238-1239 | 61 |
| Nagamitsu長光 | 1274-1304 | 254 |
| Kagemitsu景光 | 1303-1336 | 146 |
| Kanemitsu兼光 | 1323-1370 | 239 |
| Sanenaga眞長 | 1299-1309 | 64 |
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 siteWithin one week of the item's arrival (cooling-off is possible within Japan only). For defects that differ from the purchase conditions, we will accept the return and refund the payment. For other cases such as overseas, we will consult separately.