Around 1800 Suishinshi Masahide argued in his writings that the craft must return to the old masters’ methods: the fukkotō revival. His greatest successor Naotane worked convincingly in Bizen and Sōshū manners that had been dead for centuries.
This katana is signed by Aoki Goro Hirotsuna, a swordsmith from Kurume in Chikugo Province, who later changed his name to Kiyotsuna. He studied under Chounsai Tsunatoshi in Edo and was granted the character 'Tsuna'. The blade is accompanied by an NBTHK Tokubetsu Hozon certificate.
Offered by Samurai Shokai







The Shinshintō revival
Around 1800 Suishinshi Masahide argued in his writings that the craft must return to the old masters’ methods: the fukkotō revival. His greatest successor Naotane worked convincingly in Bizen and Sōshū manners that had been dead for centuries.
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 possible within 3 days of arrival. Customer pays return shipping and bank transfer fees. Excluded: condition differs from sale, 3+ days passed, overseas delivery, in-store purchases, and deposit transactions.
¥880,000