¥120,000

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About the school

Katchushi School甲冑師派

The *katchūshi* (甲冑師, armorers) are understood to have produced sword guards as a sideline to their primary craft of forging armor components—helmet plates, small scales (*kozane*), and facial defenses (*menpō*). Before the emergence of specialist *tsuba* makers in the late Muromachi period, warriors relied upon swordsmiths and allied craftsmen to furnish practical yet meaningful guards. The techniques of armor-forging—disciplined hammering, controlled tempering, and structural reinforcement—were directly applied to the making of guards, resulting in works that embodied both martial utility and the religious convictions of Sengoku-period warriors. The collective style of *katchūshi tsuba* is characterized by large, perfectly round (*shin-maru*) iron plates, well-forged yet notably thin, encircled by powerful raised rims (*dote-mimi* or *okosoko-mimi*) that increase toughness. The surface is typically hammered (*tsuchime*) to a dark, patinated finish, while designs are executed in restrained *kage-sukashi* (shadow openwork) or *sukashi-bori* (openwork carving). Motifs reflect the warrior's dual cultivation of martial discipline and aesthetic refinement: *tomoe*, cherry blossoms (*sakura*), snow-crystals (*sekka*), chrysanthemum flowers, and the characters "Namu Amida Butsu" or "Hachiman Daibosatsu" express both devotion and resolve to uphold moral duty (*shisetsu*, 士節). The forging is consistently strong, and the openwork—though rustic—is carefully executed, conveying what the records describe as a "quiet elegance" (*gashu*). *Katchūshi* work represents the transitional moment when the sword guard began to be appreciated not merely as a functional implement but as a bearer of meaning and cultivated taste. These guards, unsigned and attributed by their structural and decorative conventions rather than by maker's hand, stand as enduring evidence of the armorer's contribution to the aesthetic evolution of Japanese sword fittings during the Muromachi and Momoyama periods.

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