Previous answer is
Mumei (Attributed to Osafune Nagamori)
無銘(長船長守)

Features: Osafune Nagamori is said to have been the son of Nagashige and the elder brother of Nagayoshi.
Nagamori is known for producing many naginata-naoshi blades and tanto, while conventional katana by him are said to be relatively rare.
This particular blade displays a richly varied hamon with abundant sunagashi and kinsuji activity.

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Appraisal Quiz #922 (November 7, 2026)
Who made this sword do you think ?
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Blade Length: 65.1 cm (25.63 in).
Curvature: 1.3 cm (0.51 in).
Mekugi Hole: 3.
Width at Base (Motohaba): 3.00 cm (1.18 in).
Width at Yokote: 2.25 cm (0.89 in).
Thickness of rim (Kasane): 0.63 cm (0.25 in).
Sword Weight: 685 g.
Shape: Slightly wide mihaba and a noticeably elongated kissaki, displaying a beautifully proportioned shape.
Jigane: Beautifully refined and tightly forged ko-itame hada, displaying exceptionally clear and fine-quality steel.
Utsuri is visible in the jigane.
Hamon: A continuous pattern of ko-choji and ko-gunome-midare with abundant ko-ashi activity.
The nioiguchi is relatively tight and displays a slightly subdued appearance.
The boshi exhibits a midare-komi pattern.

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Answer will be posted at next Appraisal Quiz.

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