Previous answer is
Muramasa(not guarantee)
村正(無保証)

Features:　The signature resembles that of the first generation. This sword comes with an old Kicho certificate, but we do not guarantee the authenticity of the signature.

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Appraisal Quiz #870 (October 25th, 2025)
Who made this sword do you think ?
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Blade Length: 69.60 cm (27.40 in)
Curvature: 1.5 cm (0.59 in)
Mekugi Hole: 4
Width at Base (Motohaba): 3.25 cm (1.28 in)
Width at Tip (Sakihaba): 2.56 cm (1.01 in)
Thickness of rim (Kasane): 0.58 cm (0.23 in)
Sword Weight: 890 grams
Shape:With a wide base of 3.25 cm, this sword displays a powerful appearance.
The kissaki (tip) is notably large and extended.
Jigane:Finely forged small itame-hada with dense grain.
Chikei is active, and a faint utsuri appears.
Hamon:A tight suguha with active ashi, featuring numerous ashi and yo within the ha.
The boshi is midare with a small rounded turn-back.

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Answer will be posted at next Appraisal Quiz.

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