Rare Tsutaya Mioroshi-Bōchō Knife – Forged from Izumo Tamahagane

In this video, we present a detailed review of the Tsutaya Mioroshi-Bōchō, a rare Japanese kitchen knife forged from Izumo Tamahagane steel. This exceptional blade represents the artistry and heritage of traditional Japanese blacksmithing. The highlight of this knife is its steel – Izumo Tamahagane. Unlike modern steels, Tamahagane is produced using a traditional smelting process called tatara, where iron sand is transformed into high-purity steel over several days of intense charcoal fire. This method has been preserved for centuries and remains one of Japan’s most treasured cultural heritages. What makes Izumo Tamahagane truly special is that it is the only officially certified Tamahagane produced in Japan today. Managed under strict control in Shimane Prefecture, this steel is recognized by the Japanese Agency for Cultural Affairs and is supplied to licensed swordsmiths for the forging of authentic Japanese swords (nihontō). Each batch is carefully graded and documented, carrying an authenticity that no other “tamahagane” on the market can claim. Because of its rarity and certification, knives forged from Izumo Tamahagane are exceptionally hard to find. They combine the legendary sharpness and edge retention of this steel with the cultural value of owning a piece of Japan’s living tradition. For collectors and professionals, it represents not just a cutting tool but a direct connection to the art of the samurai sword. You’ll see the knife’s elegant design, forging...