This is a wakizashi made by Shiraishi-ichiryusai Sadatoshi in Mutsu province during the Edo period (around 1850). The blade has a length of 50.5cm and is accompanied by NBTHK Hozon Token certification. The sword features a straight temper line with small ashi and a wild hataraki in the temper line.
mei · Kaei (1848-1854) · nagasa 50.5cm · sori 0.9cm



Hitachi · around 1854-1860
Tōken Taikan top 97%
2 pieces on the market now
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 siteNo cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).
This is a wakizashi made by Shiraishi-ichiryusai Sadatoshi in Mutsu province during the Edo period (around 1850). The blade has a length of 50.5cm and is accompanied by NBTHK Hozon Token certification. The sword features a straight temper line with small ashi and a wild hataraki in the temper line.
mei · Kaei (1848-1854) · nagasa 50.5cm · sori 0.9cm



Hitachi · around 1854-1860
Tōken Taikan top 97%
2 pieces on the market now
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 siteNo cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).