After the Ōnin War broke the Ashikaga order, a century of Sengoku warfare armed nearly every province in Japan. The era rewards a discriminating eye: routine work exists in quantity, and beside it stand custom blades of the first rank.
This antique katana is attributed to Kashu Ietsugu, a swordsmith active in Kaga Province during the late Muromachi period. It comes with an NBTHK Hozon Certificate, confirming its authenticity and artistic value. The blade is housed in a Tachi Koshirae, featuring a dragon-themed Menuki and a paulownia-motif iron Tsuba with Inome patterns.
mumei · Muromachi · nagasa 68.6cm · sori 2cm


























Kaga · around 1469-1487
Fujishiro Chu-jo saku · Tōken Taikan top 37%
2 pieces on the market now
The Muromachi period (1392 to 1573)
After the Ōnin War broke the Ashikaga order, a century of Sengoku warfare armed nearly every province in Japan. The era rewards a discriminating eye: routine work exists in quantity, and beside it stand custom blades of the first rank.
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 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 attributed to Kashu Ietsugu, a swordsmith active in Kaga Province during the late Muromachi period. It comes with an NBTHK Hozon Certificate, confirming its authenticity and artistic value. The blade is housed in a Tachi Koshirae, featuring a dragon-themed Menuki and a paulownia-motif iron Tsuba with Inome patterns.
mumei · Muromachi · nagasa 68.6cm · sori 2cm


























Kaga · around 1469-1487
Fujishiro Chu-jo saku · Tōken Taikan top 37%
2 pieces on the market now
The Muromachi period (1392 to 1573)
After the Ōnin War broke the Ashikaga order, a century of Sengoku warfare armed nearly every province in Japan. The era rewards a discriminating eye: routine work exists in quantity, and beside it stand custom blades of the first rank.
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 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.