The answer was
Hizen Kuni Oumi Kami Tadayoshi 5th generation
Special Feauture :
He was called Hashimoto Shinzaemon and named himself Tadahiro while his father was active.
After his father passed away, he changed his name to Oumi Kami Tadayoshi.
He passed away Anei4th June 15th age 80.
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Appraisal Quiz #431
Who made this sword?
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Hints. ※The picture will be enlarged
Blade length : 84.54 cm or 33.28 inches.
Sori : 1.81 cm or 0.712 inches.
Mekugi : 1
Width at the Hamachi : 3.36 cm or inches.
Width at the Kissaki : 2.7 cm or inches.
Kasane : 0.83 cm or inches.
Era : Late Edo period
Shape : Long and thick blade with long kissaki.
Jigane : Koitamehada is well grained with jinie attached.
Hamon : Konie-deki, deep Nioikuchi with Choji-midare, ashi works well.
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