The colour and depth of iron patina is keeping with very early Ko - Tosho work for a Tachi. A Tsuba when worn on a Sword should always have the most decoration showing on the front side and to be high right side.It was to be observed by the person coming towards you. While this doesn't always hold true due to later addition's, preference or if worn or carried by a servant this tsuba is true to the custom. The superior two fans are at the top right side with the subordinate one fan left and closer to the mimi ( rim). If the tsuba was designed it would place the superior design in a position neither to be observed nor appreciated by the oncoming person. In addition, sword smiths were also great artisans and appreciating every day surroundings applied what they saw, In this Ko- Tosho tsuba we find this very innate ability in the placement of the fans showing how they would be held in hand when utilised. Orientals will always hold the fan facing left or downward as they fan themselves. the depiction, while simple shows great attention to details by a Master. Setsumei : (Explanation) Ko-Tosho Tsuba from the early Muromachi period (1336-1573) Sukashi design of three fans. Rim thickness : 2 mm (There is (Tekkotsu, Iron bones)) on the rim and nakago ana rim, a prized aesthetic feature and a sign of excellent Iron and masterful hand - forging. NBTHK Hozon Certificate attesting it is worthy of preservation and authentic. This Historic Tsuba is Private Collection
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Certifies a genuine fitting worth preserving: a correct signature, or, if unsigned, an identifiable era and school, with recognized artistic and craft value.
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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