Previous answer is
Iga kami Fujiwara Kinmichi / Nihon Kaji Sosho
Special feature : Iga no kami Kinmichi was a great swordsmith in Kyoto.
Nihon Kaji Sosho was a controlling position that controlled all
swordsmiths, when swordsmiths received Mei(signature) from Imperial court.
Igano kami Kinmichi was allowed to engrave “Kiku-mon” and “Nihon Kaji Sosho” for generations.
It is said the 1st generation Kinmichi was equal to 9th generation Shizu Saburo Kaneuji.
The 2nd generation Kinmichi was a first son of 1st generation Kinmichi.
And he was called Mishina Kanbe.
The 2nd generation Kinmichi succeeded the signature in 1637.
This blade has rare Ura-mei signature.
Condition is very healthy. Jitetsu and Hamon are high quality.
This blade was made by Iga no kami Fujiwara Kinmichi the 3rd.
He was called Sanpin Kanbe.
Historical background: In 1657, “Great Fire of Meireki” break out.
“Great Fire of Meireki” is Furisode Fire, destroyed 60-70% of the Japanese capital city of Edo.
And Edo castle has been lost then. Founder of Iga no kami Fujiwara Kinmichi started
in about Keicho era (1596), and continued about 5 generations.
Appraisal Quiz #347 (July 17th, 2015)
Who made this sword do you think ?
Hints. ※The picture will be enlarged
Blade length : 70.0 cm or 27.55 inches.
Sori : 1.5 cm or 0.59 inches.
Mekugi : 3
Width at the hamachi : 3.31 cm or 1.30 inches.
Width at the Kissaki : 2.70 cm or 1.06 inches.
Kasane : 0.75 cm or 0.29 inches.
Shape : Oo Suriage Mumei with Bohi. Wide and thick with elegant deep Sori. Oo-Kissaki gorgeous Katana.
Jitetsu : Ko-Itame Hada well grained with Jinie attached. There are Chikei and clear Usturi.
Hamon : Nioi Deki, Choji Midare and Ko-Gunome Midare.
There are many Ashi, Yo and Kinsuji. It likes Soden.
Boshi is Midarekomi Hakikake style.
Answer will be posted at next Appraisal Quiz.
(Please acknowledge not replying to mail about Appraisal Quiz by our convenience.)