Previous answer is
Hirotoshi (Fukuoka Ichimonji)
弘利(福岡一文字)
Features: This sword is a signed work by Hirotoshi of the Fukuoka Ichimonji school, crafted during the mid-Kamakura period.
Fukuoka Ichimonji is renowned for its exceptional craftsmanship, and a signed piece like this is exceedingly rare.
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Appraisal Quiz #831 (January 25th, 2025)
Who made this sword do you think ?
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Blade Length: 2 shaku 2 sun 3 bu (67.58 cm / 26.61 in).
Curvature: 3 bu 2 rin (1.00 cm / 0.39 in).
Mekugi Holes: 2.
Width at Base (Motohaba): 3.25 cm (1.28 in).
Width at Tip (Sakihaba): 2.61 cm (1.03 in).
Thickness (Kasane): 0.69 cm (0.27 in).
Sword Weight: 800 g (1.76 lb).
Shape: A robust work with a wide blade, grooves (bo-hi) carved
on both sides that extend along the length, a thick spine, and a long kissaki (tip), giving it a grand and powerful appearance.
Jigane (Steel): Small itame-hada (wood-grain pattern) that is well-forged, producing a refined jigane with chikei and utsuri visible.
Hamon (Temper Line): A nioi-based temper line with reversed choji (sakasachoji) pattern, transitioning smoothly to a small rounded return (komaru) at the boshi (tip).
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Answer will be posted at next Appraisal Quiz.