This antique Katana is signed by Yamashiro Koku Jyu Minamoto Tsuahiro, active during the Kanbun-Jyokyo era (1661-1688) in Yamashiro province. It is appraised as a Tokubetsu Hozon Token by the NBTHK, indicating its authenticity and high artistic value. The sword comes with a complete Koshirae featuring a Fuchi-Kashira with a Myoga family crest, a Menuki depicting a bird (possibly a crane), and an iron Tsuba with a wild geese motif.
mei · Yamashiro-den · Enpo (1673-1681) · nagasa 71.2cm · sori 0.7cm


















Yamashiro · around 1673-1681
2 pieces 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/exchanges limited to defects caused by shipping (except willful misconduct or gross negligence by the company); customers must contact within 72 hours of receiving the product.

This antique Katana is signed by Yamashiro Koku Jyu Minamoto Tsuahiro, active during the Kanbun-Jyokyo era (1661-1688) in Yamashiro province. It is appraised as a Tokubetsu Hozon Token by the NBTHK, indicating its authenticity and high artistic value. The sword comes with a complete Koshirae featuring a Fuchi-Kashira with a Myoga family crest, a Menuki depicting a bird (possibly a crane), and an iron Tsuba with a wild geese motif.
mei · Yamashiro-den · Enpo (1673-1681) · nagasa 71.2cm · sori 0.7cm


















Yamashiro · around 1673-1681
2 pieces 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/exchanges limited to defects caused by shipping (except willful misconduct or gross negligence by the company); customers must contact within 72 hours of receiving the product.
