Edo was the sword’s age of connoisseurship: the Hon’ami appraisers, the shogunal register of famous blades of 1719, and a thriving literature turned the sword into an object of study even as it ceased to be drawn in war.
This is an unsigned Wakizashi attributed to the Owari-Seki school, featuring a Matsushiro Koshirae that includes a Kozuka and Kogai. The blade has a nagasa of 40.5cm and comes with an NBTHK Hozon certificate. It dates back to the Edo period.
mumei · Owari-Seki · Edo · nagasa 40.5cm · sori 1.1cm























Edo was the sword’s age of connoisseurship: the Hon’ami appraisers, the shogunal register of famous blades of 1719, and a thriving literature turned the sword into an object of study even as it ceased to be drawn in war.
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 siteSwords are non-returnable (blades cannot be re-imported to Japan). Insured shipping; damage/loss claims reported within 5 days of receipt. Cancellation fee 10% before shipment; not possible after shipment.
This is an unsigned Wakizashi attributed to the Owari-Seki school, featuring a Matsushiro Koshirae that includes a Kozuka and Kogai. The blade has a nagasa of 40.5cm and comes with an NBTHK Hozon certificate. It dates back to the Edo period.
mumei · Owari-Seki · Edo · nagasa 40.5cm · sori 1.1cm























Edo was the sword’s age of connoisseurship: the Hon’ami appraisers, the shogunal register of famous blades of 1719, and a thriving literature turned the sword into an object of study even as it ceased to be drawn in war.
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 siteSwords are non-returnable (blades cannot be re-imported to Japan). Insured shipping; damage/loss claims reported within 5 days of receipt. Cancellation fee 10% before shipment; not possible after shipment.