Previous answer is
Mumei(Ko Mihara) Nakagawa Saheita Te Nite Tatsu
Temae Nite Wakige Otosu

Special feature: Komihara was active in late Kamakura period to Nanbokucho period. The Hamon is tight. There are Shirake Utsuri.
This is typical Komihara blade. There is a Saidanmei(cutting test signature).

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Appraisal Quiz #513 (November 17th, 2018)
Who made this sword do you think ?
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Hints. ※The picture will be enlarged

Blade length : 64.0 cm or 25.19 inches.
Sori : 1.97cm or 0.77 inches.
Mekugi : 　4
Width at the hamachi : 2.71cm or 1.06 inches.
Width at the Kissaki : 1.61 cm or 0.63 inches.
Kasane : 0.56cm or 0.22 inches.
Shape : The blade is oosuriage mumei(cut shortened)
Jigane :Koitame hada quite well grianed
with thick jinie attach and clear Utsuri appear.
Hamon :Nie deki suguha. In Ha, there are Sunagashi and Kinsuji.
Ashi and Yo are soft. It is looks like morning fog.
Boshi is round shape with thick Nioikuchi.
And out side is like spread silver sand.

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