
Antique Japanese Katana Sword by Uda Hirakuni (Hozon)
Sword Specifications Maker: Uda Hirakuni Mumei Period: Late Muromachi Certificate: NBTHK Hozon Blade Length: 62.0 cm Curvature: 1.5 cm Width at Base: 2.83 cm Width at Tip: 1.82 cm Thickness at Base: 7.2 mm Thickness at Tip: 5.0 mm Blade Weight: 523 g Mekugi-ana (Peg Holes): 3 This is an authentic Koto-era (古刀) katana attributed to the Uda School, a renowned sword-making tradition known for producing finely crafted, resilient blades. The sword has been officially designated as a Hozon Token (Preservation Sword) by the NBTHK certifying its historical and artistic value. The blade features a bohi , reducing weight while maintaining structural integrity. Expertly polished, the sword retains its cutting ability, making it suitable for iaido, battōjutsu, and tameshigiri. The craftsmanship of this katana reflects the distinct characteristics of Uda School swords, which originated in the Nanbokuchō to Muromachi periods (14th–16th centuries). The blade exhibits a well-forged had