Previous answer is
Yokoyama Kagasuke Fujiwara Ason Sukenaga
Koka 3 Nen 8 Gatsu Hi
(Kiku Mon) Ichi Biyo Osafune Shi
Special feature: Yokoyama Kaga Suke Ason Sukenaga succeeded from his father
Sukehita and educated many sword makers like Yokoyama Sukekane, Suketaka, ukeyoshi Suketosi and others.
This blade is called Fujimi Saigyo which means Mt Fuji and other mountain
and also Miho matsubara(it is beautiful see side contrast of Matsu trees and seaside)
The sentry from the view from the point(Miho Matsubara) Mt Fuji is excellent scenery.
This place was selected as world heritage recently.
The engraving of this sword is well balanced nice work.
The condition of the blade is perfect without Kizu and scratches.
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Appraisal Quiz #594 ( June 20th, 2020)
Who made this sword do you think ?
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Blade length : 70.9 cm or 27.9 inches.
Sori : 1.3 cm or 0.51 inches.
Mekugi : 2
Width at the hamachi :3.16 cm or 1.244inches.
Width at the Kissaki : 2.07 cm or 0.815 inches.
Kasane : 0.65 cm or 0.256 inches.
The weight of the sword 685 grams.
Shape : The blade is wide and thick with suitable sori and long Kissaki.
Jigane :Koitame hada well grained with jinie attach deeply
and chikei work extremely fine texture.
Hamon :Nie deki suguha from the hamachi area
and then deep nioikuchi do-ranba hamon active temper line
and sunagashi, kinsuji work.
Bo-shi is deep nioikuchi round shape.
Hints. ※The picture will be enlarged
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Answer will be posted at next Appraisal Quiz.