The twentieth century nearly killed the craft twice: wartime distortion, then the occupation ban. The NBTHK’s founding in 1948 and licensed forging from 1953 rebuilt the sword as an art, crowned by Living National Treasures and the mukansa rank.
This wakizashi is signed by Sanryu Masamine, a Living National Treasure, and dated February 1983. It features a well-forged fine ko-itame hada and a small gunome-midare hamon with a deep nioiguchi. The blade is accompanied by an NBTHK Tokubetsu Hozon Token certificate and a sayagaki by Masamine himself.
Certificate reading — 銘 傘笠正峯作之 癸亥年二月日
mei · Showa (1926-1989) · nagasa 31.3cm · sori 0.2cm






Ishikawa · around 1921-1998
11 pieces on the market now
Shōwa to the present: destruction and revival
The twentieth century nearly killed the craft twice: wartime distortion, then the occupation ban. The NBTHK’s founding in 1948 and licensed forging from 1953 rebuilt the sword as an art, crowned by Living National Treasures and the mukansa rank.
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.
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