This is a katana made by Noriyuki of Bungo province during the Edo period, around 1661. The blade measures 67cm in length with a sori of 1.5cm. Noriyuki was part of a group of swordsmiths based in Takada, Bungo province, active from the Muromachi to Edo periods.
Certificate reading — 銘 豊後住藤原則行
mei · Kanbun (1661-1673) · nagasa 67cm · sori 1.5cm






Bungo · around 1661-1673
Tōken Taikan top 76%
1 piece on the market now
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 siteReturns possible within 3 days of arrival. Customer pays return shipping and bank transfer fees. Excluded: condition differs from sale, 3+ days passed, overseas delivery, in-store purchases, and deposit transactions.
This is a katana made by Noriyuki of Bungo province during the Edo period, around 1661. The blade measures 67cm in length with a sori of 1.5cm. Noriyuki was part of a group of swordsmiths based in Takada, Bungo province, active from the Muromachi to Edo periods.
Certificate reading — 銘 豊後住藤原則行
mei · Kanbun (1661-1673) · nagasa 67cm · sori 1.5cm






Bungo · around 1661-1673
Tōken Taikan top 76%
1 piece on the market now
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 siteReturns possible within 3 days of arrival. Customer pays return shipping and bank transfer fees. Excluded: condition differs from sale, 3+ days passed, overseas delivery, in-store purchases, and deposit transactions.