This katana is signed by Yamashiro no kami Fujiwara no Kunitsugu, an Echizen swordsmith from the early Edo period. Dated Kanbun 6 (1666), it features a wide body, thick kasane, and a shallow sori, characteristic of the Kanbun Shinto style. The blade exhibits a strong masame-hada on the shinogi-ji and a vibrant itame-hada with thick nie and utsuri on the hiraji, with a bright hamon resembling Echizen Yasutsugu.
mei · Shinto · nagasa 72.4cm · sori 1.27cm










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 siteIf, due to our fault, the item differs significantly from its proper condition, the item may be returned. Cooling-off is within one week of the item's arrival.
This katana is signed by Yamashiro no kami Fujiwara no Kunitsugu, an Echizen swordsmith from the early Edo period. Dated Kanbun 6 (1666), it features a wide body, thick kasane, and a shallow sori, characteristic of the Kanbun Shinto style. The blade exhibits a strong masame-hada on the shinogi-ji and a vibrant itame-hada with thick nie and utsuri on the hiraji, with a bright hamon resembling Echizen Yasutsugu.
mei · Shinto · nagasa 72.4cm · sori 1.27cm










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 siteIf, due to our fault, the item differs significantly from its proper condition, the item may be returned. Cooling-off is within one week of the item's arrival.