This is a Koto period katana attributed to Fuyuhiro, with a rare Daimyo registration from 1951. The blade is o-suriage mumei and features a gunome midare hamon with togari-ba and niju-ba. It is currently awaiting its Hozon certificate, expected in May 2026.
NihontoWatchBETAsuriage-mumei · Muromachi · nagasa 61.2cm · sori 1.6cm
Soshu-den · Wakasa · around 1444-1449
Fujishiro Chu-jo saku · Tōken Taikan top 49%
Where Fuyuhiro 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.
Soshu-den · Wakasa
5 pieces on the market now
The Fuyuhiro line worked at Obama in Wakasa Province, and the setsumei consistently trace its founder to Sagami. He is recorded as the son of the third-generation Hirotsugu of Sagami, said to have relocated to Obama around the Kōshō era (1455 to 1457), with one blade instead reporting that he studied under Tsunahiro of Sagami. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Fuyuhiro冬廣 | 1521-1568 | 5 |
| Fuyuhiro冬廣 | 1487-1489 | 0 |
| Fuyuhiro冬廣 | 1501-1504 | 0 |
| Fuyuhiro冬廣 | 1460-1466 | 0 |
| Fuyuhiro冬廣 | 1624-1644 | 0 |
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 siteThis is a Koto period katana attributed to Fuyuhiro, with a rare Daimyo registration from 1951. The blade is o-suriage mumei and features a gunome midare hamon with togari-ba and niju-ba. It is currently awaiting its Hozon certificate, expected in May 2026.
NihontoWatchBETAsuriage-mumei · Muromachi · nagasa 61.2cm · sori 1.6cm
Soshu-den · Wakasa · around 1444-1449
Fujishiro Chu-jo saku · Tōken Taikan top 49%
Where Fuyuhiro 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.
Soshu-den · Wakasa
5 pieces on the market now
The Fuyuhiro line worked at Obama in Wakasa Province, and the setsumei consistently trace its founder to Sagami. He is recorded as the son of the third-generation Hirotsugu of Sagami, said to have relocated to Obama around the Kōshō era (1455 to 1457), with one blade instead reporting that he studied under Tsunahiro of Sagami. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Fuyuhiro冬廣 | 1521-1568 | 5 |
| Fuyuhiro冬廣 | 1487-1489 | 0 |
| Fuyuhiro冬廣 | 1501-1504 | 0 |
| Fuyuhiro冬廣 | 1460-1466 | 0 |
| Fuyuhiro冬廣 | 1624-1644 | 0 |
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 site
