Previous answer is
　　Aoi Mon Yasutsugu Motte Nanbantetsu Oite Bushu
Edo Saku Kore 　

Special feature:Edo 4th generation Yasursufgu was born asu 2nd
generation legitimate child named Ichinijyo.
His signature is very similar to 2nd generation’s signature.

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Appraisal Quiz #617 (November 28th 2020)
Who made this sword do you think ?
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Blade length :　70.6　cm or 27.7inches.
Sori : 2.0 cm or 0.78inches.
Mekugi : 　1
Width at the hamachi : 2.94 cm or 1.15 inches.
Width at the Kissaki : 2.05 cm or 0.80 inches.
Kasane : 0.68 cm or 0.26 inches.
The weight of the sword 690 grams.
Shape : The blade has wide and thick with deep Sori and longer Kissaki
healthy good looking shape.
Jigane :Koitame hada well grained with Jinie attach beautiful, nice texture.
Hamon : From Hamachi is Suguha and then Gunome Midare.
which likes cumulonimbus clouds floating in summer sky.

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Answer will be posted at next Appraisal Quiz.

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