Previous answer is
Bizen Osafune (partially cut off) (Masamitsu)
Nen 8 Gatsu (partially cut off)
備州長船(以下切れ)(政光)
年八月(以下切れ)

Features: Osafune Masamitsu was an apprenteice of Kanemitsu and worked until around the Oei period. He made many swords with saki-zori tanto and long tanto, and also produced blades with gunome choji and suguha hamon, as well as Kanemitsu-style carvings.

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Appraisal Quiz #807 (August 10th, 2024)
Who made this sword do you think ?
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Blade Length: 70.9 cm (27.91 in)
Curvature: 3 cm (1.18 in)
Mekugi-ana: 3 holes
Width at Base: 2.95 cm (1.16 in)
Width at Yokote: 2.03 cm (0.8 in)
Kasane: 0.66 cm (0.26 in)
Sword Weight: 800 grams
Shape: A blade with deep curvature and a slightly long kissaki.
Jigane: A well-forged itame mixed with mokume, with visible hada and faint utsuri.
Shinogiji: Itame mixed with mokume.
Hamon: Nie-deki, forming a double-edged hamon that returns in a small round shape along the bōshi.

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Answer will be posted at next Appraisal Quiz.

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