This is an excellent mumei Kaifu Tanto featuring a unique katakiriba blade shape. It comes with a beautiful original aikuchi koshirae adorned with a tonbo (dragonfly) motif. The tanto is accompanied by an NBTHK Hozon Certificate and is presented in a recent Japanese polish with a newly made shirasaya.
mumei · Kaifu · Koto















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 site
This is an excellent mumei Kaifu Tanto featuring a unique katakiriba blade shape. It comes with a beautiful original aikuchi koshirae adorned with a tonbo (dragonfly) motif. The tanto is accompanied by an NBTHK Hozon Certificate and is presented in a recent Japanese polish with a newly made shirasaya.
mumei · Kaifu · Koto















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 site