Previous answer is
Special feature : Nakagojiri becomes Kurijiri style and Kesyo Yasuri done to the stem.
He is the most famous swordsmith at Shinshinto ages for making Soshu-den and Bizen-den style Hamon.
His blade forged with Soshu-den style are having texture such like whirlpool on Jitetsu.
Appraisal Quiz #426 (Februaly 19th, 2017)
Who made this sword do you think ?
Hints. ※The picture will be enlarged
1 : Shape : The blade is wide and thick with rather deep curve and long Kissaki.
2 : Koitame-hada well grained with Jinie attach.
3 : Nakago-jiri is small Kurijiri shape.
4 : Hamon is deep Nioikuchi Suguha with small Notare Hamon mixed.
Answer will be posted at next Appraisal Quiz.
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