Previous answer is
　　　Mumei(Ryumon Nobuyoshi)

Special feature: Ryumon Nobuyoshi is a sword smith
of Yamato school and has descended the skill of Yamato Senjyuin.
The Yamato style katana hasjvery fine jigane of Kamakura period and the jigane
of is strikingly good as the Tegai Sukenaga.

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Appraisal Quiz #626 (6th Feburary 2020)
Who made this sword do you think ?
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Katana:
Blade length : 70.6 cm or 27.79 inches.
Sori : 1.2 cm or 0.47 inches.
Mekugi : 1
Width at the hamachi : 3.11 cm or 1.22 inches.
Width at the Kissaki : 2.17 cm or 0.85 inches.
Kasane : 0.69 cm or 0.27 inches.
The weight of the sword 780 grams.
Shape : Regular width and thickness Katana with moderate Sori and longer Kissaki.
Jigane :Item hada and mokube hada mixed with jinie attach.
The Jigane is clear.
Shinogi-Ji: Ko Itame Hada and Ko Mokume Hada mix.
Hamon :Nie deki, round shape Gunome midare with soft Ashi.
Boshi is large rounded and pointed style.

Wakizashi:
Blade length : 46.4 cm or 18.26 inches.
Sori : 0.9 cm or 0.35 inches.
Mekugi : 1
Width at the hamachi : 2.8 cm or 1.10 inches.
Width at the Kissaki : 2.8 cm or 1.10 inches.
Kasane : 0.6 cm or 0.23 inches.
The weight of the sword 450 grams.
Shape : Shobu zukuri style wide and thin kasane and It is a work with sharpness
Jigane :Item hada and mokube hada mixed with jinie attach and chikei work.
Hamon :Nie deki Nunome midare double hamon, in hamon, there are sunagashi
and a lot of Kinsui scatter very active Hamon like top class Kiyomaro.

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