Previous answer is
Mumei (Shikkake)

Special feature : Shikkake School of Yamato province prospered present Tenri City in Nara pref.
The name Shikkake was from Shikkake-ishi, the stone pedestal settling down
the portable shrine to take a rest on the way of religious services.　
The first generation Norinaga is said to be the child of Norihiro.
The Yamato school blades at this time had extremely elegant jigane works.

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Appraisal Quiz #299 (July 12th, 2014)
Who made this sword do you think ?
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Hints. ※The picture will be enlarged

Blade length : 54.39 cm or 21.41 inches.
Sori : 1.2 cm or 0.47 inches.
Mekugi : 1
Width at the hamachi : 2.50 cm or 0.98 inches.
Width at the Kissaki : 1.77 cm or 0.69 inches.
Kasane : 0.56 cm or 0.22 inches.
Shape : It is O-suriage mumei long size wakizashi.
It is quite deep、average length nice shape katana.
Jitetsu : Koitame hada well grained with jinie attached.
There is chieki works seen. It is clear and moist jigane.
Hamon : Nie structure, suguha with gunome mixed.
There are active sunagashi, yo, kinsuji works. Boushi is hakikake brush up style.

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