



This fuchi serves as a historical record of a ceremonial first trial cut (haizan) performed by Ōho Hachirō, making it both an artistic and documentary artifact. Crafted by Hara Masami (Juzan), a master of the renowned Hamano School, it exemplifies the pinnacle of Edo-period metalworking. The combination of takabori high-relief carving with nanako-ji ground work demonstrates the extraordinary technical skill of late Edo tosogu artisans.
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This masterpiece Fuchi, crafted in the Tenpō era (1837), is more than just a sword fitting—it’s a historical record. Signed by the master Hara Masami (Juzan) of the Hamano School, it commemorates a “first trial cut” (haizan) performed by Ōho Hachirō. The artistry features a powerful dragon emerging from high-relief waves, executed in a stunning combination of Shakudō, gold, and silver. The background is finished in meticulous Nanako-ji (fish-roe pattern), a testament to the patience of Edo-period artisans. • Artist: Hara Masami (Juzan) • Date: Spring, Tenpō 8 (Year of the Rooster) • Theme: Dragon among churning waves • Technique: Takabori (high relief) with gold/silver iroe
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Named tameshigiri tester recorded on the ura (裏) mei of a Genroku-period blade by Juzan Hara Masami. The inscription reads 大保八郎拝斬始鎮之 — 'Ōho Hachirō, first ritual test-cut, subduing [the blade].' Not a swordsmith; recorded as the tester who performed the inaugural cutting ceremony.