Previous answer is
　 Tsuda Echizen Kami Sukehiro(2nd generation) 　

Special feature:Tsuda Echizen Sukehiro continues his efforts to conquer the first generation of Sukehiro and takes the position of the first Osaka new sword. and established his own world.
The peaceful background of the Edo period, The sale of swords stagnated,
and it became impossible to live by making swords.
It became a situation where sword production could not be accurate
because the sales of swords were stagnant. ――Therefore, many swordsmiths had to
produce works that could be sold to daimyo and samurai, so there were gorgeous blades,
straight with blades with a deep sinoideki of Shinkai, and carving on the sword by Ikkanshi Tadatsuna.
Well known Cyoji midare hamon Mitasuhira and Kisyu ishido, Kotetsu,
and also Kyusyu well known swordsmiths. Since the Sankin kotai(all Daimyo must move
to Edo and stay for one year) samurai, tradesmen, and swordsmiths are
free to travel around the country, there is a historical background
and exchanges deepen to see works in other districts.
The difference was that many daimyo and samurai were surprised
by the turbulent blade of Tsuda Echizen Doranba hamon due to the increased opportunities.
There is none. Many swordsmen imitated the popularity
of Sukehiro's turbulent blades due to their popularity.

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Appraisal Quiz #595 ( June 27th, 2020)
Who made this sword do you think ?
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Blade length : 66.8 cm or 26.29 inches.
Sori :1.8 cm or 0.70 inches.
Mekugi : 3
Width at the hamachi : 3.03cm or 1.19 inches.
Width at the Kissaki : 2.0 cm or 0.78 inches.
Kasane : 0.8 cm or 0.31 inches.
The weight of the sword: 750 grams.
Shape : Regular width and thickness Katana with large Sori.
Jigane : Mokume Hada well grained witj Jinie attach.
There are Chikei and Utsuri.
Hamon : Ko Nie Deki, Gunome Midare and Choji Midare.
In the Ha, there are Sunagashi and Kinsuji.
Boshi is Notare, pointed, Hakikake style.

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